Chatzi L, Torrent M, Romieu I, Garcia-Esteban R, Ferrer C, Vioque J, Kogevinas M, Sunyer J. Diet, wheeze, and atopy in school children in Menorca, Spain. Pediatr Allergy Immunol. 2007 Sep;18(6):480-5. doi: 10.1111/j.1399-3038.2007.00596.x
Pladevall M, Arana A, Varas-Lorenzo C. Systematic reviews and meta-analyses in ischemic cardiopathy. Cardiovasc Risk Fact. 2000;4:270-81.
Pladevall-Vila M, Arana A, Varas-Lorenzo C. Systematic reviews and meta-analysis on coronary heart disease. (Revisiones sistemáticas y meta-análisis en cardiopatía isquemica). Cardiovasc Risk Fact. 2000;4:270-81.