Cross-Country Individual Participant Analysis of 4.1 Million Singleton Births in 5 Countries with Very High Human Development Index Confirms Known Associations but Provides No Biol... oleh David M Ferrero, Jim Larson, Bo Jacobsson, Gian Carlo Di Renzo, Jane E Norman, James N Martin, Mary D'Alton, Ernesto Castelazo, Chris P Howson, Verena Sengpiel, Matteo Bottai, Jonathan A Mayo, Gary M Shaw, Ivan Verdenik, Nataša Tul, Petr Velebil, Sarah Cairns-Smith, Hamid Rushwan, Sabaratnam Arulkumaran, Jennifer L Howse, Joe Leigh Simpson