846862_supp_mat – Supplemental material for Facebook advertising for recruitment of midlife women with bothersome vaginal symptoms: A pilot study

Supplemental material, 846862_supp_mat for Facebook advertising for recruitment of midlife women with bothersome vaginal symptoms: A pilot study by Katherine A Guthrie, Bette Caan, Susan Diem, Kristine E Ensrud, Sharon R Greaves, Joseph C Larson, Katherine M Newton, Susan D Reed and Andrea Z LaCroix in Clinical Trials