000 00330nas a2200109 a 4500
008 151013s9999 xx 000 0 und d
245 _aMmwrsurvsumm
260 _aJSTOR
505 _a2002-03-29 - 2011-06-10
650 _aHealth Sciences;Public Health
856 _uhttp://www.jstor.org/action/showPublication?journalCode=mmwrsurvsumm
999 _c21229
_d21229