Effects of Dietary Supplements Based on Trace Elements on Voice Parameters and Some Psychological and Physiological Parameters Related to Stress - Single-center, Comparative, Cross-over, Randomized, Double-blind Study Versus Placebo, in Healthy Subjects
Conditions
Interventions
- DIETARY_SUPPLEMENT: Nutri VX 1
- DIETARY_SUPPLEMENT: Placebo
Sponsor
Laboratoires Pronutri
Collaborators
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