Female soldiers' gynecologic healthcare in Operation Iraqi Freedom: a survey of camps with echelon three facilities. - Nielsen PE; Murphy CS; Schulz J; Deering SH; Truong V; McCartin T; Clemons JL; Nielsen, Peter E; Murphy, Christopher S; Schulz, Jodi; Deering, Shad H; Truong, Vu; et al. (Military Medicine, 2009)