المؤلفون: Pitzer, V.E., Bowles, C.C., Baker, S., Grenfell, B.T.

المصدر: International Journal of Infectious Diseases ; volume 21, page 54 ; ISSN 1201-9712

الاتاحة: http://dx.doi.org/10.1016/j.ijid.2014.03.532
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