aSection of Epidemiology, Province Delegation of Health, Andalucian Health Service
bDepartment of Preventive Medicine and Public Health, Faculty of Medicine, University of Cordoba
cDepartment of Urology, Reina Sofia University Hospital, Cordoba, Spain
dDepartment of Community, Environmental and Occupational Medicine, Faculty of Medicine, Suez Canal University, Ismailia, Egypt
Correspondence Dr Mohamed Farouk Allam, MPH, PhD, Department of Preventive Medicine and Public Health, Faculty of Medicine, University of Cordoba, Avda. Menéndez Pidal, s/n Cordoba 14004, Spain
Tel: +34 957 218 278; fax: +34 957 218 573; e-mail: [email protected]
Sponsorship: none.
Conflicts of interest: None declared.
Received 10 August 2005 Accepted 16 October 2005