<prompt> Under RNTCP, augmentation of case finding activities through quality sputum microscopy to detect at least -60708595  <response>: parks textbook of preventive and social medicine 23rd edition objectives of RNTCP are : 1acheivement of atleast 85cure rate of infeectious cases of tuberculosis ;through DOTS involving peripheral health functionaries . 2augumentation of case finding activites through quality sputum microscopy to detect at least 70 of estimated cases . 