label: porcine reproductive and respiratory syndrome
label_lc: porcine reproductive and respiratory syndrome
description: A syndrome characterized by outbreaks of late term abortions, high numbers of stillbirths and mummified or weak newborn piglets, and respiratory disease in young unweaned and weaned pigs. It is caused by porcine respiratory and reproductive syndrome virus. (Radostits et al., Veterinary Medicine, 8th ed, p1048)