[tag=NNP] [tag="-LRB-"] [□=□] □
[tag=NNP] [tag="-LRB-"] [word=□] □
[tag=NNP] [tag="-LRB-"] [lemma=□] □
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 ) .