Laerdal's Resusci Anne® Airway Trainer™ manikin provides better subjective fidelity for simulation of most second-generation LMAs than the TruCorp AirSim®.
The presence of spike-protein binding B cells in axillary lymph nodes even 15 weeks after Pfizer BNT162b2 vaccination, suggests SARS-CoV-2 protection could last years after immunisation.