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Amstalden M, Zieba DA, Edwards JF, Harms PG, Welsh TH Jr, Stanko RL, Williams GL.Amstalden M, et al. Among authors: harms pg.Biol Reprod. 2003 Nov;69(5):1539-44. doi: 10.1095/biolreprod.103.018119. Epub 2003 Jun 25.Biol Reprod. 2003.PMID: 12826579
Kemper Green CN, Hawkins DA, Rocha A, Tanner JW, Harms PG, Forrest DW, Welsh TH Jr.Kemper Green CN, et al. Among authors: harms pg.Anim Reprod Sci. 1996 Dec 16;45(3):157-76. doi: 10.1016/s0378-4320(96)01582-5.Anim Reprod Sci. 1996.PMID: 9227920