Agarwal P, Bagewadi A, Keluskar V, Vinuth DP (2019) Superoxide dismutase, glutathione peroxidase, and catalase antioxidant enzymes in chronic tobacco smokers and chewers: A case–control study. Indian Journal of Dental Research 30(2):219.

al'Absi M (2006) Hypothalamic–pituitary–adrenocortical responses to psychological stress and risk for smoking relapse. International Journal of Psychophysiology 59(3):218-27.

Aronson KR, Almeida DM, Stawski RS, Klein LC, Kozlowski LT (2008) Smoking is associated with worse mood on stressful days: results from a national diary study. Annals of Behavioral Medicine 36(3):259-69.

Aschbacher K, O’Donovan A, Wolkowitz OM, Dhabhar FS, Su Y, Epel E (2013) Good stress, bad stress and oxidative stress: insights from anticipatory cortisol reactivity. Psychoneuroendocrinology 38(9):1698-708.

Baierle M, Nascimento SN, Moro AM, Brucker N, Freitas F, et al. (2015) Relationship between inflammation and oxidative stress and cognitive decline in the institutionalized elderly. Oxidative Medicine and Cellular Longevity doi: 10.1155/2015/804198.

Beer AL, Vartak D, Greenlee MW (2013) Nicotine facilitates memory consolidation in perceptual learning. Neuropharmacology 64:443-51.

Chesney MA, Neilands TB, Chambers DB, Taylor JM, Folkman S (2006) A validity and reliability study of the coping self?efficacy scale. British journal of health psychology 11(3):421-37.

Cohen S, Kamarck T, Mermelstein R (1983) A global measure of perceived stress. Journal of health and social behavior 24(4):385-396.

de Toda IM, Miguélez L, Siboni L, Vida C, De la Fuente M (2019) High perceived stress in women is linked to oxidation, inflammation and immunosenescence. Biogerontology 20(6):823-35.

Dwivedi A, Kumar S, Singh S, Mittal PC (2020) Comparative Study of Inflammatory and Oxidative Stress Biomarkers in Different Metabolically Healthy Obesity Phenotypes. Food and Nutrition Sciences 11(06):509.

Farooq JI (2018) Assessment of Perceived Stress and Coping Strategies among Medical Students in Bijapur: A Cross Sectional Study. National Journal of Community Medicine 9(9):700-702.

Folkman S (2010) 22 Stress, Health, and Coping: Synthesis, Commentary, and Future Directions. The Oxford Handbook of Stress, Health, and Coping 30:453.

Folkman S, Lazarus RS, Gruen RJ, DeLongis A (1986) Appraisal, coping, health status, and psychological symptoms. Journal of personality and social psychology 50(3):571.

Gingrich JA (2005) Oxidative stress is the new stress. Nature medicine 11(12):1281-1282.

Goriounova NA, Mansvelder HD (2012) Short-and long-term consequences of nicotine exposure during adolescence for prefrontal cortex neuronal network function. Cold Spring Harbor Perspectives in Medicine 2(12):a012120.

Hajek P, Taylor T, McRobbie H (2010) The effect of stopping smoking on perceived stress levels. Addiction 105(8):1466-1471.

Hobkirk AL, Krebs NM, Muscat JE (2018) Income as a moderator of psychological stress and nicotine dependence among adult smokers. Addictive Behaviours 84: 215–223. doi: 10.1016/j.addbeh.2018.04.021.

Hritcu L, Ciobica A, Gorgan L (2009) Nicotine-induced memory impairment by increasing brain oxidative stress. Open Life Sciences 4(3):335-342.

Khademi F, Totonchi H, Mohammadi N, Zare R, Zal F (2019) Nicotine-induced oxidative stress in human primary endometrial cells. International journal of toxicology 38(3):202-8.

 Khantzian EJ (1997) Self-Regulation Factors in Cocaine Dependence—A Clinical Perspective. Substance Use & Misuse 32(12-13):1769-1774.

Leventhal AM, Urman R, Barrington-Trimis JL, Goldenson NI, Gallegos K, Chou CP, Wang K, Berhane K, Cruz TB, Pentz MA, Unger J (2017) Perceived stress and poly-tobacco product use across adolescence: Patterns of association and gender differences. Journal of Psychiatric Research 94:172-9.

Lu J, Mumba MN, Lynch S, Li C, Hua C, Allen RS (2019) Nursing students' trait mindfulness and psychological stress: A correlation and mediation analysis. Nurse Education Today 75: 41-6.

Mandel S, Grünblatt E, Riederer P, Gerlach M, Levites Y, You dim MB (2003) Neuroprotective strategies in Parkinson’s disease. CNS drugs 17(10):729-762.

Marklund S, Marklund G (1974) Involvement of the superoxide anion radical in the autoxidation of pyrogallol and a convenient assay for superoxide dismutase. European Journal of Biochemistry 47(3):469-74.

McGee R, Williams S, Nada-Raja S, Olsson CA (2013) Tobacco smoking in adolescence predicts maladaptive coping styles in adulthood. Nicotine & Tobacco Research 15(12):1971-1977.

McGee RE, Windle M, Cooper HLF, Thompson NJ (2020) Resilience Among Unemployed and Underemployed Emerging Adults: A Cross-Sectional Study of How Stress and Coping Relate to Depressive Symptoms. Emerging Adulthood doi:10.1177/2167696820949401

Metcalfe C, Smith GD, Wadsworth E, Sterne JA, Heslop P, Macleod J, Smith A (2003) A contemporary validation of the Reeder Stress Inventory. British Journal of Health Psychology  8(1):83-94.

Midkiff MF, Lindsey CR, Meadows EA (2018) The role of coping self-efficacy in emotion regulation and frequency of NSSI in young adult college students. Cogent Psychology 5(1):1520437.

Mishra A, Chaturvedi P, Datta S, Sinukumar S, Joshi P, Garg A (2015) Harmful effects of nicotine. Indian journal of medical and paediatric oncology: official journal of Indian Society of Medical & Paediatric Oncology 36(1):24.

Myint K, Jayakumar R, Hoe SZ, Kanthimathi MS, Lam SK (2017) Cortisol, β-endorphin and oxidative stress markers in healthy medical students in response to examination stress. Biomedical Research 28 (8): 3774-3779.

Naquin MR, Gilbert GG (1996) College students' smoking behavior, perceived stress, and coping styles. Journal of Drug Education 26(4):367-76. 

Nicholls AR (2013) Mental toughness and coping in sport. In: Gucciardi DF, Gordon S (Eds.), Routledge research in sport and exercise science. Mental toughness in sport: Developments in theory and research, Routledge/Taylor & Francis Group Publication Pp. 30–46.

Nichter M, Nichter M, Carkoglu A (2007) Tobacco Etiology Research Network. Reconsidering stress and smoking: a qualitative study among college students. Tobacco Control 16(3):211-4.

Niehaus Jr WG, Samuelsson B (1968) Formation of malonaldehyde from phospholipid arachidonate during microsomal lipid peroxidation. European Journal of Biochemistry 6(1):126-30.

Parrott AC (1999) Does cigarette smoking cause stress? American Psychologist 54(10):817.

Perry CL, Creamer MR, Chaffee BW, Unger JB, Sutfin EL, Kong G, Shang C, Clendennen SL, Krishnan-Sarin S, Pentz MA (2020) Research on youth and young adult tobacco use, 2013–         2018, from the Food and Drug Administration–National Institutes of Health Tobacco Centers               of Regulatory Science. Nicotine and Tobacco Research  22(7):1063-76.

Qian J, Cai M, Gao J, Tang S, Xu L, Critchley JA (2010) Trends in smoking and quitting in China from 1993 to 2003: National Health Service Survey data. Bulletin of the World Health Organization 88:769-76.

Shalaby SF, Soliman MA (2019) Knowledge, attitude, and practice of medical students regarding smoking and substance abuse, Cairo University, Egypt. Journal of the Egyptian Public Health Association 94(1):11.

Singh S, Dwivedi A, Kumar S, Mittal PC (2019) Total Antioxidant Status and Other Markers to Distinguish Severely Obese Volunteers with and without Metabolic Syndrome. Food and Nutrition Sciences 10(06):648.

Sinha AK (1972) Colorimetric assay of catalase. Analytical biochemistry 47(2):389-94.

Sinha R (2008) Chronic stress, drug use, and vulnerability to addiction. Annals of the new York Academy of Sciences 1141:105.

Siqueira L, Diab M, Bodian C, Rolnitzky L (2000) Adolescents becoming smokers: the roles of stress and coping methods. Journal of Adolescent Health 27(6):399-408.

Sirisha CV, Manohar RM (2013) Study of antioxidant enzymes superoxide dismutase and glutathione peroxidase levels in tobacco chewers and smokers: A pilot study. Journal of Cancer Research and Therapeutics 9(2):210.

Stubbs B, Veronese N, Vancampfort D, Prina AM, Lin PY, Tseng PT, Evangelou E, Solmi M, Kohler C, Carvalho AF, Koyanagi A (2017) Perceived stress and smoking across 41 countries: A global
perspective across Europe, Africa, Asia and the Americas. Scientific Reports 7(1):1-8.

Suleyman H, Gumustekin K, Taysi S, Keles S, Oztasan N, Aktas O, Altinkaynak K, Timur H, Akcay F, Akar S, Dane S (2002) Beneficial effects of Hippophae rhamnoides L. on nicotine induced oxidative stress in rat blood compared with vitamin E. Biological and Pharmaceutical Bulletin 25(9):1133-6.

Supriya K, Chaudhary J, Shamal SN (2017) Oxidative stress in cigarette smoker and smokeless tobacco user among ethnic group north-eastern population of Uttar Pradesh, India. International Journal of Research in Medical Sciences  5(4):1439-44.

Tavolacci MP, Ladner J, Grigioni S, Richard L, Villet H, Dechelotte P (2013) Prevalence and association of perceived stress, substance use and behavioral addictions: a cross-sectional study among university students in France, 2009–2011. BMC Public Health 13(1):724.

Trofor L, Stefanescu C, Cioroiu M, Buculei I, Cernomaz A, Man M, Filipeanu D, Robu D, Trofor A (2019) Study of biochemical markers of oxidative stress in smokers versus nonsmokers with mixed anxious and depressive disorder. European Respiratory Journal 54: PA1686; DOI: 10.1183/13993003.congress-2019.PA1686

Ugochukwu L, Anyadike N, Okaforchidimma DC, Meludu S (2017) Evaluation of total antioxidant status, superoxide dismutase and malondialdehyde in apparently healthy active tobacco smokers in Nnewi Metropolis, South-East, Nigeria. Journal of Scientific and Innovative Research 6(3):105-12.

Wills TA, Shiffman S (1985) Coping and substance use: A conceptual framework. Coping and Substance Use 3:24.

Yoshikawa T, Naito Y (2002) What is oxidative stress? Japan Medical Association Journal 45(7): 271-276.

Zhang XY, Zhou DF, Cao LY, Zhang PY, Wu GY (2003) Elevated blood superoxide dismutase in neuroleptic-free schizophrenia: association with positive symptoms. Psychiatry Research 117(1):85-8