Improving Maternal Mental Health and Weight Control With a Mindfulness Blended Care Approach: Insights From a Randomized Controlled Trial - Kathrin Hassdenteufel; Mitho Müller; Harald Abele; Sara Yvonne Brucker; Johanna Graf; Stephan Zipfel; Armin Bauer; Peter Jakubowski; Jan Pauluschke-Fröhlich; Markus Wallwiener; Stephanie Wallwiener (Journal of Medical Internet Research)