Education
She studied medicine at the University of Santo Tomas, after which she worked as a professor in the university"s Faculty of Medicine and Surgery, and as a physician at the UST Hospital and the National Center for Mental Health.
She studied medicine at the University of Santo Tomas, after which she worked as a professor in the university"s Faculty of Medicine and Surgery, and as a physician at the UST Hospital and the National Center for Mental Health.
Her son, Jinggoy Ejército Estrada is a senator in the 15th Congress of the Philippines. She was born to Rufino Pimentel and Manuela Fernandez. A psychiatrist by profession, Loi was dubbed First Lady ng Masa (First Lady of the Masses) and Doktora ng Masa (Doctor of the masses) because of her medical and outreach missions during her term.
During her tenure (2001–2007), she authored 121 bills and 13 resolutions, some of which have already been enacted into law: Resident Advisor Number.
9241, The National Health Insurance Program. Resident Advisor Number. 9211, The Number Smoking Acting.
Resident Advisor Number. 9167, The Film Development Council of the Philippines, Resident Advisor Number.
9165, The Comprehensive Dangerous Drugs Acting. And R.A Number. 9275, The Clean Water Acting.