SCHEDULE
Monday to Friday from 7 a.m. to 12:30 p.m. and Saturdays from 8 a.m. to 2 p.m.
PREPARATION
Collect the material (stone or grit) in a clean, dry container or on gauze or tissue paper and place it in a clean, dry container.
WHERE TO CONDUCT THE STUDY
Admission must be done at the reception desk.
