Gambaran kesiapan Sekolah Dasar di Zona Merah menghadapi bencana gempa dan tsunami di Kecamatan Koto Tangah Kota Padang 2011 = Elementary School preparedness overview in the Red Zone facing the earthquake and tsunami disaster in Kecamatan Koto Tangah Padang City 2011 (Fakultas Kesehatan Masyarakat Universitas Indonesia, 2012)