An occurrence of vitamin A deficiency in chickens in Zambia.
Sato
Y
Y
Nagano Livestock Hygiene Service Center, Japan.
Schneebeli
M
M
Sato
G
G
D000821:Animal Feed; D000818:Animals; D002645:Chickens; D004196:Disease Outbreaks / Q000662:veterinary*; D011201:Poultry Diseases / Q000453:epidemiology*; D014802:Vitamin A Deficiency / Q000453:epidemiology / Q000662:veterinary*; D015024:Zambia / Q000453:epidemiology