TY - RPRT TI - Oral versus injectable ovulation induction agents for unexplained subfertility. AU - N Athaullah AU - M Proctor AU - N P Johnson PY - 2002 DO - 10.1002/14651858.cd003052 UR - https://pubmed.ncbi.nlm.nih.gov/12137671/ ID - 12137671 ER -