HIV AIDS kesehatan literasi pencegahan Bogor Agricultural University (IPB) Communication Network Communication behavior Covid-19 Crisis Communication Destinasi Pariwisata Disaster ELM HIV/AIDS Humaniora Indonesia Komunikasi Landslide Minat Organic agriculture Pelajar SMA Red-onion Risk Communication Serang Regency Twitter Union farmers West Bandung attitudes citra citumang coastal communities influencing factors intentions kepercayaan konsumen kredibilitas leadership minat beli organic farming pangandaran pengetahuan perception produk kecantikan promosi public policy public service sikap social communication sosialisasi therapeutic communication women fishers