title: Are progesterone or progestogens effective in managing premenstrual syndrome (PMS) symptoms?
authors.affiliation: Saint Joseph Regional Medical Center, South Bend, IN, USA. triezenbergd@sjrms.com
authors.forename: Daniel J
authors.initials: DJ
authors.lastname: Triezenberg
authors.forename: Joel
authors.initials: J
authors.lastname: Ang