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Practice Committee Of American Society For Reproductive Medicine، Birmingham (نوفمبر 2008). "Gonadotropin preparations: past, present, and future perspectives". Fertil. Steril. ج. 90 ع. 5 Suppl: S13–20. DOI:10.1016/j.fertnstert.2008.08.031. PMID:19007609.
Van Wely، M.؛ Kwan، I.؛ Burt، A. L.؛ Thomas، J.؛ Vail، A.؛ Van Der Veen، F.؛ Al-Inany، H. G. (2011). Van Wely، Madelon (المحرر). "Recombinant versus urinary gonadotrophin for ovarian stimulation in assisted reproductive technology cycles". The Cochrane Library ع. 2: CD005354. DOI:10.1002/14651858.CD005354.pub2. PMID:21328276.
Practice Committee Of American Society For Reproductive Medicine، Birmingham (نوفمبر 2008). "Gonadotropin preparations: past, present, and future perspectives". Fertil. Steril. ج. 90 ع. 5 Suppl: S13–20. DOI:10.1016/j.fertnstert.2008.08.031. PMID:19007609.