Folate supplementation and methotrexate.
Morgan
S L
SL
Baggott
J E
JE
Koopman
W J
WJ
Krumdieck
C L
CL
Alarcón
G S
GS
D001172:Arthritis, Rheumatoid / Q000188:drug therapy* / Q000276:immunology; D005492:Folic Acid / Q000627:therapeutic use*; D006801:Humans; D007108:Immune Tolerance / Q000187:drug effects; D008727:Methotrexate / Q000009:adverse effects*
D005492:Folic Acid; D008727:Methotrexate