[The parturient downer cow syndrome in the practical experience of buiatric veterinarian. A survey on clinic - diagnostic and prognostic aspects [Italy]]

age alimentation des animaux alimentazione zootecnica animal feeding body condition cows diagnosi diagnosis diagnostic disease surveys edad encuestas sanitarias gestione del bestiame indagini sulle malattie italia italie italy livestock management manejo del ganado medicina veterinaria metodi statistici morbidite morbidity morbosidad mortalidad mortalite mortality paresi puerperale parturient paresis sintomi sopravvivenza statistical methods supervivencia survie survival symptome symptoms terapia therapy vaca vacche vache veterinari veterinarians veterinarios veterinary medicine