Warning: file_get_contents(https://ojs.journalbusiness.my/ojs.php): failed to open stream: HTTP request failed! HTTP/1.1 404 Not Found in /var/www/ojs.unud.ac.id_backup/lib/pkp/includes/functions.inc.php on line 4 Merdana, I, Prasetya, I Kadek Ariyuda, Sulabda, I Nyoman, Arjana, Anak Agung Gde, AND Samsuri, Samsuri. " Changes in blood calcium concentrations in Bali cattle during the periparturient period" Journal of Veterinary and Animal Sciences [Online], Volume 3 Number 2 (28 August 2020)