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Concordet, Didier, Peggy Gandia, Jean-Louis Montastruc, Alain Bousquet-Mélou, Peter Lees, Aude A. Ferran, and Pierre-Louis Toutain. "Authors’ Reply to Yu Et Al: “Levothyrox(®) New and Old Formulations: Are They Switchable for Millions of Patients?”." Clin Pharmacokinet 2019.

Concordet, Didier, et al. "Authors’ Reply to Yu Et Al: “Levothyrox(®) New and Old Formulations: Are They Switchable for Millions of Patients?”." Clin Pharmacokinet 2019.