Development and internal validation of the multivariable CIPHER (Collaborative Integrated Pregnancy High-dependency Estimate of Risk) clinical risk prediction model oleh Beth A. Payne, Helen Ryan, Jeffrey Bone, Laura A. Magee, Alice B. Aarvold, J. Mark Ansermino, Zulfiqar A. Bhutta, Mary Bowen, J. Guilherme Cecatti, Cynthia Chazotte, Tim Crozier, Anne-Cornélie J. M. de Pont, Oktay Demirkiran, Tao Duan, Marlot Kallen, Wessel Ganzevoort, Michael Geary, Dena Goffman, Jennifer A. Hutcheon, K. S. Joseph, Stephen E. Lapinsky, Isam Lataifeh, Jing Li, Sarka Liskonova, Emily M. Hamel, Fionnuala M. McAuliffe, Colm O’Herlihy, Ben W. J. Mol, P. Gareth R. Seaward, Ramzy Tadros, Turkan Togal, Rahat Qureshi, U. Vivian Ukah, Daniela Vasquez, Euan Wallace, Paul Yong, Vivian Zhou, Keith R. Walley, Peter von Dadelszen, the CIPHER Group