Serum arylesterase activity, vitamin B12 status, and oxidative stress in premature hair greying: a case-control study among vegetarians and non-vegetarians for males. Fountain Journal of Natural and Applied Sciences [Internet]. 2026 Sep. 9 [cited 2026 Sep. 18];15(1):95-105. Available from: https://fountainjournals.com/index.php/FUJNAS/article/view/1464