Investigation of mortality and pathological changes in a 14-month birth cohort of boxer puppies

asphyxia breeds (animals) cachorro chien chiot congenital abnormalities disease surveys dogs encuestas sanitarias foetal death genetic disorders inflammation malnutrition mort du foetus mortalidad mortalite mortality muerte fetal newborn animals parto parturition pathologie pathology patologia perro puppies race (animal) razas (animales) respiratory disorders trastornos respiratorios trouble respiratoire