title: Reply.
authors.affiliation: University of California, San Francisco.
authors.forename: Patricia
authors.initials: P
authors.lastname: Katz
authors.affiliation: University of California, San Francisco.
authors.forename: Mary
authors.initials: M
authors.lastname: Margaretten
authors.affiliation: University of California, San Francisco.
authors.forename: Gabriela
authors.initials: G
authors.lastname: Schmajuk
authors.affiliation: University of California, San Francisco.
authors.forename: Jinoos
authors.initials: J
authors.lastname: Yazdany
authors.affiliation: University of California, San Francisco.
authors.forename: Edward
authors.initials: E
authors.lastname: Yelin
mesh_terms: D001172:Arthritis, Rheumatoid; D003863:Depression; D003866:Depressive Disorder; D005221:Fatigue; D006801:Humans; D009765:Obesity