title: [Motivation in old age and productivity].
mesh_terms: D000368:Aged / Q000523:psychology*; D000375:Aging; D004526:Efficiency; D004651:Employment; D006801:Humans; D009042:Motivation; D011647:Puerto Rico; D012179:Retirement; D014937:Work
vernacular_title: Geromotivación y productividad.