<prompt> Heparin therapy should be monitored with intermittent estimation of-Bleeding timeProthrombin timePTTKAll of the above  <response>: Ans. is c i.e., PTTK o Monitoring of unfractionated heparin -- aPTT o Monitoring of oral anticoagulants- PTINR o Monitoring of LMW heparins -- No monitoring required 