Latent tuberculosis infection diagnostic and treatment cascade among contacts in primary health care in a city of Sao Paulo State, Brazil: cross-sectional study - Wysocki, Anneliese Domingues; Villa, Tereza Cristina Scatena; Arakawa, Tiemi; Brunello, Maria Eugênia Firmino; Vendramini, Silvia Helena Figueiredo; Monroe, Aline Aparecida; Kritski, Afrânio Lineu (PLOS One, 2016)