The relation between usage of an eHealth intervention for stress urinary incontinence and treatment outcomes: an observational study. - Firet, Lotte; Teunissen, Theodora Alberta Maria; Kool, Rudolf Bertijn; Akkermans, Reinier Peter; Lagro-Janssen, Antoinette Leonarda Maria; van der Vaart, Huub; Assendelft, Willem Jan Jozef (BMC Primary Care, 2024)