title: Proceedings: Relation between blood levels of cortisol and duration of human labour.
mesh_terms: D005260:Female; D006801:Humans; D006854:Hydrocortisone / Q000097:blood*; D007747:Labor Stage, First; D007743:Labor, Obstetric; D011247:Pregnancy; D011263:Pregnancy Trimester, Third; D013997:Time Factors
chemical_list: D006854:Hydrocortisone