folic acid deficiency叶酸缺乏(症) familial autonomic dysfunction家族性自发性机能障碍 flavine-adenine dinucleotide黄素腺嘌呤二核苷酸 focal acantholytic dyskeratosis局灶性皮肤棘层松解性角化不良 fetal activity-acceleration determination胎动增速的测定