Have you seen the APTA Clinical Practice Guidelines? This is the 2020 CPG for Heart Failure:
Physical Therapist Clinical Practice Guideline for the Management of Individuals With Heart Failure Michael J. Shoemaker, Konrad J. Dias, Kristin M. Lefebvre, John D. Heick, Sean M. Collins
There are a few others listed on the APTA CVP (Cardiovascular Pulmonary website).