Understanding the basic concepts of public health surveillance.
Choi
B C K
BC
Population and Public Health Branch, Health Canada, AL no 1918C3, Tunney's Pasture, Ottawa, Ontario K1A 0K9, Canada.
Pak
A W P
AW
Ottoson
J M
JM
D003625:Data Collection / Q000379:methods; D003627:Data Interpretation, Statistical; D006801:Humans; D011159:Population Surveillance