TY - GEN AU - Chung,K F AU - Geddes,D M AU - Shiner,R J TI - Methotrexate: does it treat or induce asthma? SN - 0003-0805 PY - 1992///0410 KW - Asthma KW - chemically induced KW - Humans KW - Methotrexate KW - adverse effects N1 - Publication Type: Comment; Letter UR - https://doi.org/10.1164/ajrccm/145.3.733a ER -