Effect of chlortetracycline on chick thyroid size.
D000818:Animals; D002645:Chickens; D002751:Chlortetracycline / Q000494:pharmacology*; D006801:Humans; D013961:Thyroid Gland / Q000187:drug effects*
D002751:Chlortetracycline
CHLORTETRACYCLINE/effects; THYROID GLAND/effect of drugs on