Ricks CA, Avakian A, Bryan T, Gildersleeve R, Haddad E, Ilich R, et al. (1999). "In ovo vaccination technology". Advances in Veterinary Medicine. 41: 495–515. doi:10.1016/S0065-3519(99)80037-8. PMID9890038.
Stone H, Mitchell B, Brugh M (1997). "In ovo vaccination of chicken embryos with experimental Newcastle disease and avian influenza oil-emulsion vaccines". Avian Diseases. 41 (4): 856–863. doi:10.2307/1592339. JSTOR1592339. PMID9454919.
jstor.org
Stone H, Mitchell B, Brugh M (1997). "In ovo vaccination of chicken embryos with experimental Newcastle disease and avian influenza oil-emulsion vaccines". Avian Diseases. 41 (4): 856–863. doi:10.2307/1592339. JSTOR1592339. PMID9454919.
Ricks CA, Avakian A, Bryan T, Gildersleeve R, Haddad E, Ilich R, et al. (1999). "In ovo vaccination technology". Advances in Veterinary Medicine. 41: 495–515. doi:10.1016/S0065-3519(99)80037-8. PMID9890038.
Stone H, Mitchell B, Brugh M (1997). "In ovo vaccination of chicken embryos with experimental Newcastle disease and avian influenza oil-emulsion vaccines". Avian Diseases. 41 (4): 856–863. doi:10.2307/1592339. JSTOR1592339. PMID9454919.