title: Phenazopyridine as an innovative stain for permanent staining of trematodes.
authors.affiliation: Department of Parasitology, School of Medicine, Molecular and Cell Biology Research Center, Mazandaran University of Medical Sciences, Sari, Iran E-mail: mahdif53@yahoo.com.
authors.forename: Mahdi
authors.initials: M
authors.lastname: Fakhar
authors.affiliation: Department of Parasitology, School of Medicine, Molecular and Cell Biology Research Center, Mazandaran University of Medical Sciences, Sari, Iran E-mail: mahdif53@yahoo.com.
authors.forename: Maryam
authors.initials: M
authors.lastname: Ghobaditara