PT - JOURNAL ARTICLE AU - P J Barnes TI - Calcium-channel blockers and asthma. AID - 10.1136/thx.38.7.481 DP - 1983 Jul 01 TA - Thorax PG - 481--485 VI - 38 IP - 7 4099 - http://thorax.bmj.com/content/38/7/481.short 4100 - http://thorax.bmj.com/content/38/7/481.full SO - Thorax1983 Jul 01; 38