Severe Vitamin B12 Deficiency Presenting as Pancytpenia, Hemolytic Anemia, and Parasthesia:Could Your B12 Be Any Lower?
Cureus doi:10.7759/cureus 29225, Pelling,M.M., et al, 2022
Infectious Diseases of Ghana
Gideon Informatics www.gideononline.com, , 2010