Van De Weijer, B. H.; Mulders, J. W.; Bos, E. S.; Verhaert, P. D.; Van Den Hooven, H. W. (2008). "Compositional analyses of a human menopausal gonadotrophin preparation extracted from urine (menotropin). Identification of some of its major impurities". Reproductive biomedicine online 7 (5): 547–557. doi:10.1016/S1472-6483(10)62071-8. PMID 14680547. edit
1. Van De Weijer, B. H.; Mulders, J. W.; Bos, E. S.; Verhaert, P. D.; Van Den Hooven, H. W. (2009). "Compositional analyses of a human menopausal gonadotrophin preparation extracted from urine (menotropin). Identification of some of its major impurities". Reproductive biomedicine online 7 (5): 547–557. doi:10.1016/S1472-6483(10)62071-8. PMID 14680547. edit
5. Reichl H, Balen A, Jansen CA (October 2002). "Prion transmission in blood and urine: what are the implications for recombinant and urinary-derived gonadotrophins?". Hum. Reprod. 17 (10): 2501–. doi:10.1093/humrep/17.10.2501. PMID 12351519.
6. Bagratee, J. S.; Lockwood, G.; López Bernal, A.; Barlow, D. H.; Ledger, W. L. (1998). "Comparison of highly purified FSH (metrodin-high purity) with pergonal for IVF superovulation". Journal of assisted reproduction and genetics 15 (2): 65–69. doi:10.1007/BF02766827. PMC 3455420. PMID 9513843. Edit
Van Wely, M.; Kwan, I.; Burt, A. L.; Thomas, J.; Vail, A.; Van Der Veen, F.; Al-Inany, H. G. (2011). Van Wely, Madelon, ed. "Recombinant versus urinary gonadotrophin for ovarian stimulation in assisted reproductive technology cycles". The Cochrane Library (2): CD005354. doi:10.1002/14651858.CD005354.pub2. PMID 21328276. edit
9. Practice Committee Of American Society For Reproductive Medicine,
Birmingham (November 2008). "Gonadotropin preparations: past, present, and future perspectives". Fertil. Steril. 90 (5 Suppl): S13–20. doi:10.1016/j.fertnstert.2008.08.031. PMID 19007609.
