SECTION  764 . President and Secretary of Council. —  The president of the council of hygiene shall be the chief executive officer thereof. He shall be a physician and shall be appointed by the Governor-General on nomination of the Secretary of the Interior f rom among the members of the council other than the officer of the Philippine Health Service detailed thereto, which latter officer in addition to his other functions shall act as secretary of the council. [2468-4.] [2468-9.] SECTION  765 . Term of Office of Appointive Members. — The appointive members of the council of hygiene shall hold office for a period of five years to be defined in the appointment, the appointments being so adjusted as to require at least one appointment t o be made each successive year. A person appointed to supply an interim vacancy shall hold only until the expiration of the term of the original appointee. [2468-6.] SECTION  766 . Compensation and Travel Expense of Members of Council. — The president of the council of hygiene shall receive such compensation as shall be allowed by current appropriations. The other appointive members, not being Government employees, shall r eceive per diems at the rate of twenty pesos for each meeting attended by them, or for each day spent outside of Manila on official business, not to exceed in the case of any individual the sum of seven hundred and twenty pesos in any one year. Members of the council shall be entitled to reimbursement of travel expense to the same extent as other Government officers. [2468-5.] SECTION  767 . Meetings of Council.  — The council of hygiene shall hold regular meetings at least once a month on call of the president, and shall hold special sessions at any time when requested by the Director of Health or by a majority of the members. A majority of the members of the council of hygiene shall constitute a quorum. [2468-7, 8.] SECTION  768 . Authority of Council to Conduct Investigations and 234 Copyright 2012 CD Technologies Asia, Inc. and Accesslaw, Inc. Philippine Law Encyclopedia 2011