title: WHAT SLEEPING PILL?
mesh_terms: D035843:Biomedical Research; D004984:Ethchlorvynol; D006993:Hypnotics and Sedatives; D010919:Placebos
chemical_list: D006993:Hypnotics and Sedatives; D010919:Placebos; D004984:Ethchlorvynol
keywords: CLINICAL RESEARCH; ETHCHLORVYNOL; HYPNOTICS AND SEDATIVES; PLACEBOS