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The increase in prevalence of obesity among children is a worldwide problem. Obesity in childhood is associated with long term morbidity and mortality. A sustainable and effective program for treatment of childhood obesity is important. Prevention is always better than cure, promotion of healthy lif...

IntroductionScreening for latent tuberculosis infection (LTBI) before initiation of biologic is recommended internationally especially in tuberculosis (TB) endemic area like Hong Kong. However, there is no gold-standard and local guideline recommends use of either tuberculin-skin-test (TST) or inter...