title: [Plasma 25-hydroxyvitamin D3 level in patients with chronic cardiac insufficiency].
authors.forename: K A
authors.initials: KA
authors.lastname: Merzon
authors.forename: M S
authors.initials: MS
authors.lastname: Belakovskiĭ
mesh_terms: D000328:Adult; D002112:Calcifediol / Q000097:blood* / Q000172:deficiency; D002118:Calcium / Q000097:blood; D002908:Chronic Disease; D006333:Heart Failure / Q000097:blood*; D006801:Humans; D006996:Hypocalcemia / Q000209:etiology; D008875:Middle Aged
chemical_list: D002112:Calcifediol; D002118:Calcium
vernacular_title: Soderzhanie 25-gidroksivitamina D3 v plazme krovi bol'nykh s khronicheskoĭ serdechnoĭ nedostatochnost'iu.