; and (B) be selected by the head of the agency, department, or office described in such paragraph. (d) National Medical Commander The Secretary shall appoint a chair of the National Medical Command from among the members of the National Medical Command to be known as the Medical Commander for Pandemic Preparedness and Response (in this section referred to as the Medical Commander ). (e) Duration Notwithstanding section 14(a) of the Federal Advisory Committee Act, the National Medical Command shall continue in existence until otherwise provided by law. . (b) Early detection and early warning systems management Section 319D of the Public Health Service Act (247d–4) is amended— (1) in subsection (b), by inserting , in coordination with the National Medical Command after the first instance of Secretary ; and (2) in subsection (c), in paragraph (1), by striking Secretary, and inserting Secretary, in coordination with the National Medical Command and . (c) Administration over National Strategic Stockpile Section 319F–2(a) of the Public Health Service Act (42 U.S.C. 247d–6b(a)) is amended— (1) in paragraph (1), by striking Response and inserting Response, the Medical Commander for Pandemic Preparedness and Response, ; and (2) in paragraph (2)— (A) in subparagraph (A)— (i) by striking Secretary and inserting Secretary, in collaboration with the Medical Commander for Pandemic Preparedness and Response, ; (ii) by striking an annual and inserting a biannual ; and (iii) by inserting and September 15 after March 15