title: Physiological studies on the effect of copper nicotinate (Cu-N complex) on the fish, Clarias gariepinus, exposed to mercuric chloride.
authors.affiliation: Department of Zoology, Faculty of Science, Assiut University, Assiut, Egypt. drmohamedbassam@yahoo.com
authors.forename: M Bassam
authors.initials: MB
authors.lastname: Al-Salahy