Fig. 1From: Canine angiostrongylosis in Sweden: a nationwide seroepidemiological survey by enzyme-linked immunosorbent assays and a summary of five-year diagnostic activity (2011–2015)Detection of Angiostrongylus vasorum circulating antigens and specific antibodies in serum samples from 3885 dogs from Sweden. Dark grey areas represent the origin of the tested dog sera. The first place of finding of A. vasorum in Sweden (island of Sydkoster) is marked with a yellow starBack to article page