L. Mansfield. Annals of allergy, asthma & immunology : official publication of the American College of Allergy, Asthma, & Immunology, 95 (2):
100-7; qiuz 107-8(August 2005)5148<m:linebreak></m:linebreak>LR: 20071115; JID: 9503580; RF: 32; ppublish;<m:linebreak></m:linebreak>Critical appraisal.
P. Nieminen, J. Carpenter, G. Rucker, and M. Schumacher. BMC medical research methodology, (January 2006)4347<m:linebreak></m:linebreak>LR: 20071115; PUBM: Electronic; DEP: 20060901; JID: 100968545; PMC1570136; 2006/04/17 received; 2006/09/01 accepted; 2006/09/01 aheadofprint; epublish;<m:linebreak></m:linebreak>Publicació.
I. Yu, and S. Tse. Hong Kong medical journal = Xianggang yi xue za zhi / Hong Kong Academy of Medicine, 17 (5):
405-6(October 2011)6545<m:linebreak></m:linebreak>JID: 9512509; ppublish;<m:linebreak></m:linebreak>Critical appraisal.