74 (b) Food and Drug Regulation. The Regional Assembly shall, by law, establish and maintain an effective food and drug regulatory system. The rational use of drugs through an essential drugs list and the use of generic medicines or drugs, as well as the use of herbal medicines and indigenous health resources, whenever appropriate, shall be encouraged and promoted. (c) Other Legislation. The Regional Assembly shall also enact legislation on the following: (1) Child health and development, including the support of the physically challenged and other disadvantaged persons in need of welfare services; (2) Protection and development of the rights of women and of indigenous population; (3) Registration of births, marriages and deaths; and (4) Fixing of regional public holidays. SEC. 3. Housing Program. – The Regional Government, in cooperation with the private sector, shall evolve its own housing program that will provide adequate, low-cost, and decent housing facilities, and other basic services to the residents of the region, especially the underprivileged. SEC. 4. The Regional Assembly shall, within one year from its organization, enact measures embodying re-integration programs responsive to the needs of former rebels who return to the fold of the law. A rehabilitation program shall be provided for displaced persons or communities that are victims of man-made or natural calamities. SEC. 5. Family as Nation's Foundation. – The Regional Government recognizes the Filipino family as the foundation of the nation. It shall strengthen its solidarity and actively promote its total development.