title: Psoriatic flare after the concomitant administration of L-methylfolate and methotrexate.
authors.affiliation: Icahn School of Medicine at Mount Sinai, New York, New York.
authors.forename: Roya S
authors.initials: RS
authors.lastname: Nazarian
authors.affiliation: Icahn School of Medicine at Mount Sinai, New York, New York.
authors.forename: Angela J
authors.initials: AJ
authors.lastname: Lamb
keywords: DHFR, dihydrofolate reductase; L-methylfolate; MTHFR, methylenetetrahydrofolate reductase; adalimumab; drug interaction; efficacy; folic acid; methotrexate; psoriasis