200
Participants
Start Date
December 1, 2025
Primary Completion Date
December 1, 2026
Study Completion Date
December 20, 2027
Tuberculin Skin Test (TST)
Intradermal injection of 5 unit (0.1 mm) of purified protein derivative (PPD) with measurement of induration after 48-72 hours.
Sohag University
OTHER