COVID-19 September 20, 2020 What Herd Immunity is? Does vaccination the only hope? by Dr. CSP Wekadigunawan, MPH, Ph.DPeople should be well informed about herd immunity and vaccination. Semua mahasiswa kesehatan dan para pakar seyogyanya tak berhenti memberikan edukasi mengenai ini! #HerdImmunity #Vaccine # Covid19