I: Surgery in Solitary Kidney.- Value of Ultrasound in the Treatment of Solitary Kidneys in Infancy and Childhood.- Renal Function in Single-Kidney Rats.- Urological Operations for Solitary Kidneys in Children.- Reconstructive Surgery in Eight Children with Solitary Kidneys.- Surgery on Solitary Kidneys in Childhood.- Outcome Following Surgery for Solitary Kidney in Children.- Bladder Shrinkage as a Complication of Long-Term Supravesical Urinary Diversion in Children with Solitary Kidneys.- Problems in Severe Bilateral Urinary Tract Anomalies.- Double Ureter in Children: Surgical Management.- Surgical Treatment of Bilateral Wilms' Tumours with Special Reference to Second Operations in Metachronous Disease.- Infants with Posterior Urethral Valves: A Retrospective Study and Consequences for Therapy.- II: Corrections of Urinary Transport Disturbances.- Microvascular Autotransplantation of Intra-abdominal Testes.- Role of the Kock Pouch in Adolescent Urology.- Cloacal Malformations: Embryology, Anatomy and Principles of Management.- Genitoplasty for Congenital Adrenal Hyperplasia: Anatomy and Technical Review.- Surgical Correction of Virilised Female External Genitalia.- Reconstruction of the Epispadic Penis in Adolescents.- One-Stage Preputial Pedicle Flap Repair for Hypospadias Experience with 100 Patients.- Reconstruction of Foreskin in Distal Hypospadias Repair.