Int. j. cancer Int. j. cancer Role of the perinatal experience on the risk of acute leukemia in childhood or adolescence: Systematic review and meta‐analysis Blanco-Lopez Jessica Kintossou Ambroise Kouame Manohar Shiny Iguacel Isabel Universidad de Zaragoza Pisanu Silvia Almeida Claudia Choma Bettega Steliarova-Foucher Eva Sierens Ciska Gunter Marc J. Ladas Elena J. Barr Ronald D. Van Herck Koen Kozlakidis Zisis Huybrechts Inge 2025 research-article