Hale JL Dillard JP "Fear Appeals in Health Promotion Campaigns" in Maibach E Parrott RL (eds.) Designing health messages: Approaches from communication theory and public health practice. Sage, 1995, p. 77.| Hale JL Dillard JP "Fear Appeals in Health Promotion Campaigns" in Maibach E Parrott RL (eds.) Designing health messages: Approaches from communication theory and public health practice. Sage, 1995, p. 77. |