No abstract available
MeSH terms
-
Carcinoma, Small Cell / drug therapy
-
Carcinoma, Small Cell / genetics*
-
Cell Line
-
DNA, Neoplasm / genetics
-
Drug Resistance
-
Gene Amplification
-
Humans
-
Lung Neoplasms / drug therapy
-
Lung Neoplasms / genetics*
-
Methotrexate / therapeutic use*
-
Mutation
Substances
-
DNA, Neoplasm
-
Methotrexate