methotrexate
This review compares the mode of action of methotrexate and       leflunomide and speculates on how this contributes to therapeutic efficacy in RA        when these agents are used singly or in combination.
This review compares the mode of action of  @SUBJECT$  and       leflunomide and speculates on how this contributes to therapeutic efficacy  @PREDICAT$   @OBJECT$         when these agents are used singly or in combination.