Although rare in developed countries, pellagra remains endemic in poorer regions, with risk factors including low socioeconomic status, alcoholism, anorexia nervosa, cancer, and malabsorptive disorders, such as Crohns disease, as well as the use of some specific medications such as immunosuppressive and anti-tuberculosis drugs (, )
Biological effects of magnetic resonance imaging on testis histology and seminiferous tubules morphometry
Some clients benefit from weekly injections, while others may need them monthly for maintenance
Research progress on the role and mechanism of DNA damage repair in germ cell development
Immunity 21 , 179188 (2004)
Additionally, it is commonly utilized in studies exploring its effects on aging, chronic diseases, and the overall maintenance of metabolic balance