1. Surveillance for asthma–United States, 1980–1999;Mannino;MMWR Surveill Summ,2002
2. Surveillance for asthma–United States, 1960–1995. CDC Surveillance Summaries, April 24, 1998;Mannino;MMWR Morb Mortal Wkly Rep,1998
3. Health care use by inner-city patients with asthma;Murray;J Clin Epidemiol,1997
4. Childhood asthma and poverty: differential impacts and utilization of health services;Halfon;Pediatrics,1993
5. Characteristics of inner-city children with asthma: the national cooperative inner-city asthma study;Kattan;Pediatr Pulmonol,1997