Pulse Waveform Changes During Vasopressor Therapy Assessed Using Remote Photoplethysmography: A Case Series. - Klibus, Mara; Serova, Viktorija; Rubins, Uldis; Marcinkevics, Zbignevs; Grabovskis, Andris; Sabelnikovs, Olegs (Journal of Clinical Medicine, 2026)