Conversations with AI Chatbots Increase Short-Term Vaccine Intentions But Do Not Outperform Standard Public Health Messaging. - Neil K. R. Sehgal; Sunny Rai; Manuel Tonneau; Anish K. Agarwal; Joseph Cappella; Melanie Kornides; Lyle H. Ungar; Alison Buttenheim; Sharath Chandra Guntuku (CoRR, 2025)