Carrico J, Mellott CE, Talbird SE, Bento-Abreu A, Merckx B, Vandenhaute J, Benchabane D, Dauby N, Ethgen O, Lepage P, Luyten J, Raes M, Simoens S, Van Ranst M, Eiden A, Nyaku MK, Bencina G. Public health impact and return on investment of Belgium's pediatric immunization program. Front Public Health. 2023 Jun 22;11:1032385. doi: 10.3389/fpubh.2023.1032385
Pueschel SM, Rothman KJ, Ogilby JD. Birth weight of children with down's syndrome. Am J Ment Defic. 1976 Jan;80(4):442-5.