Citation | Waheeb N, Marouf S, Nasr E, Abdelmalek S (2022). Comparative evaluation of elisa using a semi-nested 16srrna pcr as a master test for detection of helicobacter pylori antigen in human stool and feces of dogs and cats. Adv. Anim. Vet. Sci. 10(3): 466-471. DOI | http://dx.doi.org/10.17582/journal.aavs/2022/10.3.466.471