TY - GEN AU - Ivanovic,Daniza M AU - Llop,Elena R AU - Alvear,Jorge A AU - Pérez,Hernán T AU - Díaz,Nora S AU - Leyton,Bárbara D AU - Almagià,Atilio F AU - Larraín,Cristián G AU - Alvarez,Joel E AU - Herrera,Yilda F AU - Hazbun,Elizabeth L TI - Chilean school-age children twin registry: planning, sampling and implications SN - 1832-4274 PY - 2007///0314 KW - Adolescent KW - Chile KW - Female KW - Humans KW - Infant, Newborn KW - Male KW - Patient Selection KW - Pregnancy KW - Registries KW - statistics & numerical data KW - Twin Studies as Topic KW - Twins, Dizygotic KW - Twins, Monozygotic N1 - Publication Type: Journal Article; Research Support, Non-U.S. Gov't UR - https://doi.org/10.1375/183242706779462499 ER -