Madsen KM, Hviid A, Vestergaard M, และคณะ (November 2002). "A population-based study of measles, mumps, and rubella vaccination and autism". N. Engl. J. Med. 347 (19): 1477–82. doi:10.1056/NEJMoa021134. PMID12421889.
Madsen KM, Hviid A, Vestergaard M, และคณะ (November 2002). "A population-based study of measles, mumps, and rubella vaccination and autism". N. Engl. J. Med. 347 (19): 1477–82. doi:10.1056/NEJMoa021134. PMID12421889.