The case for a national breast implant registry in Canada.

"Competing interests: Jan Willem Cohen Tervaert has appeared as an expert witness in court for patients with adverse effects due to biomaterials and is a member of the European Commission Expert Panel on Medical Devices. Dr. Cohen Tervaert reports receiving grants from the Dutch Kidney Foundation and the Arthritis Society, advisory board honoraria from Mallinckrodt and Otsuka, and speaker honoraria from Pfizer, Medexus, and Otsuka. From 2017 to 2022, he was chair of the data safety monitoring board for the InflaRx: IFX-1 study. He is a member of the ME/CFS (myalgic encephalomyelitis/chronic fatigue syndrome) Research Program Committee (The Netherlands Organisation for Health Research and Development)."

"Competing interests: Jan Willem Cohen Tervaert has appeared as an expert witness in court for patients with adverse effects due to biomaterials and is a member of the European Commission Expert Panel on Medical Devices. Dr. Cohen Tervaert reports receiving grants from the Dutch Kidney Foundation and the Arthritis Society, advisory board honoraria from Mallinckrodt and Otsuka, and speaker honoraria from Pfizer, Medexus, and Otsuka. From 2017 to 2022, he was chair of the data safety monitoring board for the InflaRx: IFX-1 study. He is a member of the ME/CFS (myalgic encephalomyelitis/chronic fatigue syndrome) Research Program Committee (The Netherlands Organisation for Health Research and Development)."