Kok Suen ChengPaul E. CroarkinPoh Foong Lee2024-11-182024-11-182019-05-17https://doi.org/10.1007/s12671-019-01178-8https://dspace-cris.utar.edu.my/handle/123456789/7381Heart Rate Variability of Various Video-Aided Mindful Deep Breathing Durations and Its Impact on Depression, Anxiety, and Stress Symptom Severityjournal-article