Response.
Department of Emergency Medicine, Massachusetts General Hospital, Harvard Medical School, Boston, MA. Electronic address: khasegawa1@partners.org.
Kohei
K
Hasegawa
Department of Health Policy and Management, Harvard T.H. Chan School of Public Health, Boston, MA.
Yusuke
Y
Tsugawa
Department of Emergency Medicine, Massachusetts General Hospital, Harvard Medical School, Boston, MA.
Carlos A
CA
Camargo