Adolescent Female 5 Humans 5 Male 5 Speech Perception Young Adult 5 adolescent 5 female 5 human 5 male 5 speech perception 5 young adult 5 Adult 4 adult 4 physiology 4 Speech Intelligibility 3 speech intelligibility 3 Hearing 2 Middle Aged 2 Perceptual Masking 2 Signal-To-Noise Ratio 2 controlled study 2 hearing 2 masking 2 middle aged 2 pathophysiology 2 psychology 2 randomized controlled trial 2 signal noise ratio 2 speech 2