title: Ultradian cortisol rhythms in monkeys: synchronized or not synchronized?
mesh_terms: D000818:Animals; D000882:Haplorhini; D006854:Hydrocortisone / Q000097:blood*; D008027:Light; D008253:Macaca mulatta / Q000097:blood; D010507:Periodicity
chemical_list: D006854:Hydrocortisone