V. Nyirongo, M. Mukaka, and L. Kalilani-Phiri. Malawi medical journal : the journal of Medical Association of Malawi, 20 (1):
15-8(March 2008)5274<m:linebreak></m:linebreak>LR: 20090428; JID: 9500170; ppublish;<m:linebreak></m:linebreak>Recursos/Organització; Errors.
S. Pérez-Vicente, and M. Ruiz. Allergologia et immunopathologia, 37 (6):
314-20(2009)5643<m:linebreak></m:linebreak>JID: 0370073; 2009/10/14 received; 2009/10/15 accepted; 2009/11/28 aheadofprint; ppublish;<m:linebreak></m:linebreak>Anàlisi de dades.