title: Aggressive multiple myeloma with unusual morphology.
authors.affiliation: Karadeniz Technical University Faculty of Medicine, Department of Hematology, Trabzon, Turkey. E-mail: mesonmez@yahoo.com.
authors.forename: Mehmet
authors.initials: M
authors.lastname: Sönmez
authors.forename: Hasan Mücahit
authors.initials: HM
authors.lastname: Özbaş
authors.forename: Nilay
authors.initials: N
authors.lastname: Ermantaş
authors.forename: Ümit
authors.initials: Ü
authors.lastname: Çobanoğlu