| phylogenetic analysis of nasal avian schistosomes (trichobilharzia) from aquatic birds in mazandaran province, northern iran. | nasal schistosomes are trematodes in the family schistosomatidae, many members of which are causative agents of human cercarial dermatitis (hcd). little is known about the species diversity and distribution of nasal dwelling schistosomes of water birds, particularly in countries outside of europe; even less is known in countries like iran. nasal schistosomes are of particular interest since these species migrate via the central nervous system to the nasal cavity once they penetrate their host. t ... | 2016 | 26631753 |