Fig. 1
The sources of floor impact sound. a Bang machine (S&V Type T(FI-02)), b Tapping machine (S&V N-211), c Impact ball (self-made)
Fig. 1 | Annals of Occupational and Environmental Medicine
The sources of floor impact sound. a Bang machine (S&V Type T(FI-02)), b Tapping machine (S&V N-211), c Impact ball (self-made)