<nis:link nis:type=tag nis:id=OnThisDay nis:value=OnThisDay nis:enabled=true nis:link/> : <nis:link nis:type=tag nis:id=WorldTBDay nis:value=WorldTBDay nis:enabled=true nis:link/> is observed every year on March 24, commemorating the date in 1882, when German Physician <nis:link nis:type=tag nis:id=RobertKoch nis:value=RobertKoch nis:enabled=true nis:link/> discovered the TB bacillus.This is a day to raise awareness about treatment available for TB.