Ponglowhapan, S., Suthamnatpong, A., Khamanarong, A., Akaraphutoporn, E., Jamikorn, U. and Kulabsri, S. 2018. Failure to conceive in deslorelin-induced oestrous bitches with regard to removal of hormone implants after ovulation. The Thai Journal of Veterinary Medicine. 48, 2 (Jul. 2018), 211–217.