Screening for children's exposure to environmental tobacco smoke in a pediatric primary care setting
PII: S0022-3476(05)00810-3
doi:10.1016/j.jpeds.2005.08.067
© 2005 Elsevier Inc. All rights reserved.
PII: S0022-3476(05)00810-3
doi:10.1016/j.jpeds.2005.08.067
© 2005 Elsevier Inc. All rights reserved.