PT - JOURNAL ARTICLE AU - E H Walters AU - P V Gardiner TI - Bronchoalveolar lavage as a research tool. AID - 10.1136/thx.46.9.613 DP - 1991 Sep 01 TA - Thorax PG - 613--618 VI - 46 IP - 9 4099 - http://thorax.bmj.com/content/46/9/613.short 4100 - http://thorax.bmj.com/content/46/9/613.full SO - Thorax1991 Sep 01; 46