Review activity for AStA. (1)

Review activity for Biometrical journal. (2)

Review activity for BMC cancer (1)

Review activity for BMC nephrology (1)

Review activity for International journal of epidemiology (2)

Review activity for Journal of the American Society of Nephrology : (1)

Review activity for PloS one. (1)

Review activity for Statistica Neerlandica (1)

Review activity for Statistical methods in medical research (5)

Review activity for Trials (1)