Affiliation: | (1) Department of Nephrology, Birmingham Children’s Hospital, Steelhouse Lane, Birmingham B4 6NH, UK Tel.: +44-121-3339232, Fax: +44-121-3339231, GB;(2) Department of Histopathology, Birmingham Children’s Hospital, Birmingham, UK, GB;(3) Department of Nephrology, Warwick Hospital, Warwick, UK, GB |