- New reference charts for testicular volume in Dutch children and adolescents allow the calculation of standard deviation scores
- Testicular microlithiasis in boys and young men with congenital or acquired undescended (ascending) testis
- De niet-scrotale testis: huidige inzichten en advies voor behandeling (Undescended testis: current view and advice for treatment)
- De niet-scrotale testis: huidige standpunten van de Werkgroep Kinderurologie van de Nederlandse Vereniging voor Urologie [Undescended testis: Current views and advice for treatment]