TY - RPRT TI - Triphasic Randomized Clinical Trial: comparative frequency of intermenstrual bleeding. AU - W Droegemueller AU - L R Katta AU - T G Bright AU - W A Bowes PY - 1989 DO - 10.1016/0002-9378(89)90705-9 UR - https://pubmed.ncbi.nlm.nih.gov/2686457/ ID - 2686457 ER -