1. Retrograde ejaculation;Collins,1982
2. Retrograde ejaculation;Hershlag;Hum Reprod,1991
3. Retrograde ejaculation;Yavetz;Hum Reprod,1994
4. Retrograde flow of spermatozoa into the urinary bladder of cats during electroejaculation, collection of semen with an artificial vagina, and mating;Dooley;Am J Vet Res,1991
5. Reproductive disorders in 10 domestic male cats;Axnér;J Small Anim Pract,1996