Overdose Detection Among High-Risk Opioid Users Via a Wearable Chest Sensor in a Supervised Injecting Facility: Protocol for an Observational Study - Basak Tas; Will Lawn; Marianne Jauncey; Mark Bartlett; Paul Dietze; Daniel O'Keefe; Nico Clark; Bruce Henderson; Catriona Cowan; Osian Meredith; John Strang (JMIR Research Protocols, 2024)