Effect of chemically altered and modified-live infectious bovine rhinotracheitis vaccines on fetal retention in beef replacement heifers during the first four months of gestation. Bov. pract. [Internet]. 2001 Jun. 1 [cited 2024 Nov. 22];35(2):185-8. Available from: https://bovine-ojs-tamu.tdl.org/bovine/article/view/1651