The data used in this study was from a case–control study of the protection against tuberculosis provided by a second dose of bacilli Calmette-Guerin (BCG) vaccine; this has been published [17].
The data used in this study was from a case–controlstudy of the protection against tuberculosis provided bya second dose of bacilli Calmette-Guerin (BCG) vaccine;this has been published [17].