Development and preliminary validation of the GebStart-tool for advising nulliparous women in early labour - Susanne Grylka-Baeschlin; Nadine Pauli; Catherine Rapp; Carola Baumgartner; Clizia Iseppi; Nele Struebing; Linda Karg; Gabriela Minati; Leonhard Schäffer; Olav Lapaire; Markus Hodel; Gabriella Stocker; et al. (PLoS ONE, 2025)