- national veterinary institute, uppsala, sweden5
- natl vet inst, uppsala, sweden5
- public library science5
- swedish univ agr sci, dept anim environm & hlth, skara, sweden5
- swedish univ agr sci, dept biomed sci & vet publ hlth, uppsala, sweden5
- swedish university of agricultural sciences, alnarp, sweden5
- umea universitet, institutionen for fysiologisk botanik5
- univ andres bello, ctr invest sustentabilidad, santiago, chile5
- univ concepcion, fac ciencias & vet, dept patol & med prevent, chillan, chile5