title: An analysis of dose-response of plasma choline to oral lecithin.
mesh_terms: D000284:Administration, Oral; D000368:Aged; D002794:Choline / Q000097:blood*; D004305:Dose-Response Relationship, Drug; D004311:Double-Blind Method; D005260:Female; D006801:Humans; D008297:Male; D010713:Phosphatidylcholines / Q000008:administration & dosage*
chemical_list: D010713:Phosphatidylcholines; D002794:Choline