Guidelines for reporting observational research in urology: the importance of clear reference to causality

Affiliations

• ¹ Memorial Sloan Kettering Cancer Center, New York, NY, USA.
• ² University of Michigan, Ann Arbor, MI, USA.
• ³ Cleveland Clinic, Cleveland, OH, USA.
• ⁴ Utrecht University, Utrecht, The Netherlands.
• ⁵ University College Cork, Cork, Ireland.