title: Authors reply re: HLA-B27 allele frequency in Sri Lankan patients with spondyloarthritides
authors.forename: S
authors.initials: S
authors.lastname: Kidnapillai
authors.forename: N D
authors.initials: N D
authors.lastname: Sirisena
authors.affiliation: Human Genetics Unit, Faculty of Medicine, University of Colombo, Sri Lanka. vajirahwd@hotmail.com
authors.forename: V H
authors.initials: V H
authors.lastname: Dissanayake