1.
Proc Annu Meet U S Anim Health Assoc
; (81): 366-73, 1977.
Article
in English
| MEDLINE
| ID: mdl-286356
2.
Proc Annu Meet U S Anim Health Assoc
; (81): 374-88, 1977.
Article
in English
| MEDLINE
| ID: mdl-375241