title: Luteal phase deficiency.
authors.forename: J W
authors.initials: JW
authors.lastname: Goldzieher
authors.forename: R L
authors.initials: RL
authors.lastname: Young
mesh_terms: D001800:Blood Specimen Collection / Q000191:economics; D003362:Cost-Benefit Analysis; D005260:Female; D006801:Humans; D008183:Luteal Phase; D011276:Pregnanediol / Q000652:urine; D011374:Progesterone / Q000097:blood*; D011933:Reagent Kits, Diagnostic / Q000191:economics
chemical_list: D011933:Reagent Kits, Diagnostic; D011374:Progesterone; D011276:Pregnanediol