title: LH and progesterone in the menstrual cycle: further observations on the relationship with the length of the luteal phase.
mesh_terms: D003338:Corpus Luteum / Q000502:physiology*; D005260:Female; D006801:Humans; D007986:Luteinizing Hormone / Q000097:blood* / Q000502:physiology; D008598:Menstruation; D008722:Methods; D010507:Periodicity; D011374:Progesterone / Q000097:blood* / Q000502:physiology; D011863:Radioimmunoassay; D013997:Time Factors
chemical_list: D011374:Progesterone; D007986:Luteinizing Hormone