O4‐07‐01: Evolution of [18F]Av‐1451 Pet Tau Signal: Interim Analysis of an 18‐Month Phase 2 Study. (1st July 2016) - Mintun, Mark A.; Devous, Michael D.; Joshi, Abhinay D.; Kennedy, Ian; Navitsky, Michael; Southekal, Sudeepti; Lu, Ming; Siderowf, Andrew; Pontecorvo, Michael J.