[Idea for the ensuring of udder health].
D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000517:prevention & control*; D005260:Female; D005859:Germany, East; D008414:Mastitis, Bovine / Q000517:prevention & control*; D009934:Organization and Administration; D012950:Socialism
Konzeption zur Sicherung der Eutergesundheit.