[tag=NNP] [tag=□] □
[tag=NNP] [tag="-LRB-"] □
[tag=NNP] [tag=NNP] □
Information on the prevalence of asthma and other chronic conditions comes from the Behavioral Risk Factor Surveillance System ( BRFSS ) , an ongoing telephone survey conducted by the Minnesota Department of Health in conjunction with the Centers for Disease Control and Prevention ( CDC ) .