TY - GEN AU - CHOW,B F AU - ROSEN,D A AU - LANG,C A TI - Vitamin B12 serum levels and diabetic retinopathy SN - 0037-9727 PY - 2003///0501 KW - Blood KW - Corrinoids KW - Diabetes Mellitus KW - blood KW - Diabetic Retinopathy KW - Disease KW - Humans KW - Retina KW - Retinal Diseases KW - Vitamin B 12 N1 - Publication Type: Journal Article UR - https://doi.org/10.3181/00379727-87-21277 ER -