Circulation of avian Chlamydia abortus in the Netherlands and community-acquired pneumonia: an outbreak investigation and retrospective cohort study

Stijn Raven, Marloes Heijne, Jeroen Koomen, Gert Doornenbal, Miriam Maas, Pieter Jacobs, Ingrid Keur, Frederika Dijkstra, Daphne F. M. Reukers, Mark G. J. P. Platenburg, Stephan P. Verweij, Hannah Mager, J.E.E. Totté, S Vainio, Maarten Bongaerts, Edou R. Heddema