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432 vs 440 HZ Studies

Listening to music tuned to 440 hz versus 432 hz to reduce anxiety and stress in emergency nurses during the Covid-19 pandemic: a double-blind, randomized controlled pilot study

Music tuned to 432 Hz versus music tuned to 440 Hz for improving sleep in patients with spinal cord injuries: a double-blind cross-over pilot study

Effect of music at 432 Hz and 440 Hz on dental anxiety and salivary cortisol levels in patients undergoing tooth extraction: a randomized clinical trial

Effect of music of specific frequency upon the sleep
architecture and electroencephalographic pattern of individuals with delayed sleep latency: A daytime nap study

Influences of Music on the perception of anxiety during endodontic treatment: a randomized study.

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