![Serum levels of homocysteine, vitamin B12, and folic acid in vitiligo Sabry HH, Sabry JH, Hashim HM - Egypt J Dermatol Venerol Serum levels of homocysteine, vitamin B12, and folic acid in vitiligo Sabry HH, Sabry JH, Hashim HM - Egypt J Dermatol Venerol](https://www.ejdv.eg.net/articles/2014/34/1/images/EgyptJDermatolVenerol_2014_34_1_65_137315_t3.jpg)
Serum levels of homocysteine, vitamin B12, and folic acid in vitiligo Sabry HH, Sabry JH, Hashim HM - Egypt J Dermatol Venerol
![Keith Siau on Twitter: "⬇️ Vitamin B12 - causes and clinical manifestations https://t.co/4qkWCDbM1D https://t.co/vAAoGyerAT" / Twitter Keith Siau on Twitter: "⬇️ Vitamin B12 - causes and clinical manifestations https://t.co/4qkWCDbM1D https://t.co/vAAoGyerAT" / Twitter](https://pbs.twimg.com/media/Etk-BYXWgAISFdV.jpg)
Keith Siau on Twitter: "⬇️ Vitamin B12 - causes and clinical manifestations https://t.co/4qkWCDbM1D https://t.co/vAAoGyerAT" / Twitter
![Mucocutaneous hyperpigmentation as presentation of vitamin B12 deficiency: A case report and brief review Mucocutaneous hyperpigmentation as presentation of vitamin B12 deficiency: A case report and brief review](https://pigmentinternational.com/articles/2019/6/1/images/PigmentInt_2019_6_1_37_262048_f3.jpg)