Have you ever used progesterone or a progestin:Find:Pt:^Patient:Nom:California Teachers Study
have you ever used progesterone or a progestin:find:pt:^patient:nom:california teachers study
Have you ever used progesterone or a progestin:Finding:To identify measures at a point in time:^Patient:Nominal:California Teachers Study
have you ever used progesterone or a progestin:finding:to identify measures at a point in time:^patient:nominal:california teachers study