vocal folds function, what is the function of the vocal folds, true vocal folds function, vocal folds function in respiratory system, primary function of the vocal folds, false vocal folds function
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vocal folds function
what is the function of the vocal folds
true vocal folds function
vocal folds function in respiratory system
primary function of the vocal folds
false vocal folds function
vocal folds function, what is the function of the vocal folds, true vocal folds function, vocal folds function in respiratory system, primary function of the vocal folds, false vocal folds function
