The effectiveness of a 9-month regimen of isoniazid alone versus 3- and 4-month regimens of isoniazid plus rifampin for treatment of latent tuberculosis infection in children: results of an 11-year randomized study - Spyridis,N.P.; Spyridis,P.G.; Gelesme,A. (Clin Infect Dis, 2007)