[The effect of comedication with folic or folinic acid on the toxicity and efficacy of methotrexate in rheumatoid arthritis: a randomized, double blind, placebo controlled study of 48 weeks].
Jansen
T L Th A
TL
Spoorenberg
A
A
Houtman
P M
PM
van Roon
E N
EN
D000428:Alcohol Drinking; D018501:Antirheumatic Agents / Q000627:therapeutic use*; D001172:Arthritis, Rheumatoid / Q000188:drug therapy*; D004359:Drug Therapy, Combination; D005492:Folic Acid / Q000627:therapeutic use*; D006801:Humans; D002955:Leucovorin / Q000627:therapeutic use*; D008727:Methotrexate / Q000627:therapeutic use*
D018501:Antirheumatic Agents; D005492:Folic Acid; D002955:Leucovorin; D008727:Methotrexate