40813_2021_192_MOESM3_ESM.docx (517.74 kB)
Additional file 3 of Correlation of Lawsonia intracellularis positivity in quantitative PCR and herd factors in European pig herds
journal contribution
posted on 2021-01-23, 04:32 authored by Mirjam Arnold, Annelies Crienen, Hanny Swam, Stephan v. Berg, Rika Jolie, Heiko NathuesAdditional file 3:. Questionnaire and ANNEX which was handed over to the veterinarians who took the samples and interviewed the farmers.
