机构:
Harvard Pilgrim Hlth Care Inst, Dept Populat Med, Boston, MA 02215 USA
Harvard Univ, Sch Med, Boston, MA USAHarvard Pilgrim Hlth Care Inst, Dept Populat Med, Boston, MA 02215 USA
Platt, Richard
NEW ENGLAND JOURNAL OF MEDICINE,
2011,
364
(15):
: 1464
-
1465