Manila, Jan. 25 -- Four graduates of the state-run University of Southern Mindanao (USM) in North Cotabato swept the top four spots of the December 2019 certification examination for registered microbiologists administered by the Philippine Academy of Microbiology. In a statement on Friday, Dr. Francisco Gil N. Garcia, USM-main campus president, said the examination was given on December 7-8, 2019 at the Trinity University of Asia in Quezon City. Topping the exam was Noralyn Subpangan of M'lang, North Cotabato, who was cum laude when she graduated with a Bachelor of Science (BS) degree in Biology last year. Subpangan was followed by Halima Aliudin, BS Biology magna cum laude (second); Michael Bigcas, BS Biology cum laude (third); and Mona H...