Water hardness and eczema at 1 and 4y of age in the INMA birth cohort

Grants from UE (FP7-ENV.2012.6.4-3 no 308610, FP7-ENV-2011 cod 282957 and HEALTH.2010.2.4.5-1),Instituto de Salud Carlos III (Red INMA G03/176, CB06/02/0041, FIS-PI06/0867, FIS- PS09/00090, FIS-FEDER 03/1615, 04/1509, 04/1112, 04/1931, 05/ 1079, 05/1052, 06/1213, 07/0314, 09/02647, 11/0178, 11/01007, 11/02591, 11/02038, 13/1944, 13/2032, 14/00891, and 14/01687), Spanish Ministry of Health (FIS-PI041436, FIS-PI081151), Generalitat de Catalunya-CIRIT 1999SGR 00241, Department of Health of the Basque Government (2005111093 and 2009111069), the Provincial Government of Gipuzkoa (DFG06/004 and DFG08/001) and the Conselleria de Sanitat, Generalitat Valenciana.