Werf, M. van der

research patient control study tuberculosis health tuberculosis care treatment group community intervention priority outcome impdh approach activity level analysis service design method lung disease capacity disease provider factor implementation system population programme country impact tb control impdh activity number sample size calculation model risk factors polymorphism world health organization setting sample policy journal evaluation diagnosis access development review cluster programmes scale result trial question strategy effect tb care budget identi building training organization evidence objective range medium mdr-tb effectiveness budget range fication mpa auc 0–12 measure algorithm management individual section practice example transplantation