Montolalu, Friska, Damiana Rita Ekastuti, Anita Esfandiari, and Wasmen Manalu. 2017. “The Effect of Vaccination on Hematological Profiles of Piglets Born to Sows Injected With Gonadotropin Prior to Mating”. International Journal of Sciences: Basic and Applied Research (IJSBAR) 33 (3):53-62. https://www.gssrr.org/index.php/JournalOfBasicAndApplied/article/view/7343.