[Ceratophyllus--not the robin--is the spring messenger].
Olsen
Björn
B
Danielsson
Marcus
M
Bladh
Magnus
M
Settergren
Bo
B
D000818:Animals; D000835:Animals, Wild; D001715:Bird Diseases / Q000635:transmission; D010856:Columbidae / Q000469:parasitology; D004478:Ectoparasitic Infestations / Q000209:etiology / Q000473:pathology; D006801:Humans; D005423:Siphonaptera / Q000472:pathogenicity; D013548:Sweden; D014581:Urticaria / Q000209:etiology / Q000473:pathology; D015047:Zoonoses