Media type: E-Article Title: Authors’ Reply to Yu et al.: “Levothyrox® New and Old Formulations: Are They Switchable for Millions of Patients?” Contributor: Concordet, Didier; Gandia, Peggy; Montastruc, Jean-Louis; Bousquet-Mélou, Alain; Lees, Peter; Ferran, Aude A.; Toutain, Pierre-Louis imprint: Springer Science and Business Media LLC, 2020 Published in: Clinical Pharmacokinetics Language: English DOI: 10.1007/s40262-019-00852-3 ISSN: 0312-5963; 1179-1926 Keywords: Pharmacology (medical) ; Pharmacology Origination: Footnote: