title: The authors reply.
authors.affiliation: Department of Radiology, Surgery Unit IV, Christian Medical College, Vellore, India.
authors.forename: K S Amitha
authors.initials: KS
authors.lastname: Vikrama
authors.forename: Shyamkumar Nidugala
authors.initials: SN
authors.lastname: Keshava
authors.forename: Moses
authors.initials: M
authors.lastname: Vinu
authors.forename: Philip
authors.initials: P
authors.lastname: Joseph
authors.forename: Frederick
authors.initials: F
authors.lastname: Vyas
authors.forename: Sitaram
authors.initials: S
authors.lastname: Venkatramani
references.citation: J Vasc Interv Radiol. 2005 Jul;16(7):1019-21
references.pmid: 16002511
references.citation: Can J Surg. 2009 Feb;52(1):E19-20
references.pmid: 19234639