Autor:
Fisher MA; Pennsylvania Department of Health, Bureau of Epidemiology, 625 Forster Street, Harrisburg, PA 17120, USA. mofisher@pa.gov,
Ma ZQ
Publikováno v:
The journal of evidence-based dental practice [J Evid Based Dent Pract] 2012 Sep; Vol. 12 (3), pp. 171-3.