Genetic diversity of Mycobacterium tuberculosis isolates from s rural community in the Philippines von Poblete, Jonnel, Montoya, Jaime, Ang, Concepcion, Rivera, Pilarita, Seiya Kato, Naoto Keicho, Shinji Maeda, Akiko Miyabayashi, Lopez, Anna Lena, Aldaba, Josephine, Sylim, Patrick, Geraldino, Xenia, Salonga, Aida, Ama, Cindy