Fighting over-population with low-cost neutering.
Caltabiano
John A
JA
D000818:Animals; D002369:Castration / Q000191:economics / Q000662:veterinary*; D002415:Cats / Q000601:surgery*; D004285:Dogs / Q000601:surgery*; D005260:Female; D008297:Male; D011155:Population Control / Q000191:economics* / Q000379:methods*