Letter: Observations on breech strike in scouring sheep.
D000818:Animals; D003967:Diarrhea / Q000150:complications / Q000662:veterinary*; D005260:Female; D009198:Myiasis / Q000150:complications / Q000517:prevention & control / Q000662:veterinary*; D012756:Sheep; D012757:Sheep Diseases / Q000517:prevention & control*