title: Letter: Sudden infant death syndrome and triiodothyronine (T3) serum levels.
mesh_terms: D001833:Body Temperature Regulation; D003645:Death, Sudden; D006801:Humans; D007035:Hypothermia / Q000209:etiology; D007223:Infant; D007231:Infant, Newborn; D014284:Triiodothyronine / Q000097:blood*
chemical_list: D014284:Triiodothyronine