Section 4
SEC. 4. The Secretary of the Interior, through the Office of the Public Welfare Commissioner, shall have authority, and it shall be his duty, to investigate, promote, coordinate, inspect, and regulate all work related with maternity, hygiene, and child welfare in the Philippine Islands, any provisions of existing law to the contrary notwithstanding. And said Secretary, through the Public Welfare Commissioner, may establish and maintain maternity hospitals, puericultural institutions, dispensaries, hospitals, and other establishments for the care of children and for the instruction of the personnel which shall have charge of this work.