title: Letter: Endometrial dating and luteinizing hormone peak.
mesh_terms: D001706:Biopsy; D004717:Endometrium / Q000378:metabolism; D005260:Female; D006801:Humans; D007986:Luteinizing Hormone / Q000097:blood*; D010060:Ovulation; D013997:Time Factors
chemical_list: D007986:Luteinizing Hormone