Sources:
β-glucans and cholesterol (Review)
Hyperglycaemia potentiates the teratogenicity of retinoic acid in diabetic pregnancy in mice
Vitamin A Depletion Induced by Cigarette Smoke Is Associated with the Development of Emphysema in Rats
Low rate of daily active tobacco smoking in patients with symptomatic COVID-19
Cigarettes, cancer, and carotenoids: a continuing, unresolved antioxidant paradox
13-cis-Retinoic Acid (Isotretinoin) Unmasking of Clinical Polycystic Ovary Syndrome