TY - JOUR T1 - The 'utang na loob" concept Strengthening filial piety in the Philippines through the enactment of elderly laws JF - UST Law Review A1 - De Vera, Jeseth Marie Loren P. YR - 2015 UL - https://tuklas.up.edu.ph/Record/IPP-00000661252 KW - Elder care : Laws and legislation ER -