title: In response to "In utero exposure to methotrexate and risk of congenital malformations".
authors.affiliation: National Center on Birth Defects and Developmental Disabilities, Centers for Disease Control and Prevention, Atlanta, Georgia.
authors.forename: April L
authors.initials: AL
authors.lastname: Dawson
authors.affiliation: National Center on Birth Defects and Developmental Disabilities, Centers for Disease Control and Prevention, Atlanta, Georgia.
authors.forename: Tiffany
authors.initials: T
authors.lastname: Riehle-Colarusso
authors.affiliation: National Center on Birth Defects and Developmental Disabilities, Centers for Disease Control and Prevention, Atlanta, Georgia.
authors.forename: Jennita
authors.initials: J
authors.lastname: Reefhuis
authors.affiliation: National Center on Birth Defects and Developmental Disabilities, Centers for Disease Control and Prevention, Atlanta, Georgia.
authors.forename: J Fernando
authors.initials: JF
authors.lastname: Arena
mesh_terms: D000013:Congenital Abnormalities / Q000453:epidemiology*; D005260:Female; D006801:Humans; D018811:Maternal Exposure / Q000009:adverse effects*; D008727:Methotrexate / Q000009:adverse effects*; D011247:Pregnancy; D011297:Prenatal Exposure Delayed Effects / Q000453:epidemiology*
chemical_list: D008727:Methotrexate