(clinical protocols/ or Consensus/ or "Consensus Development Conference".pt. or "Consensus Development Conference, NIH".pt. or Consensus Development Conferences as Topic/ or Consensus Development Conferences, NIH as Topic/ or critical pathways/ or guideline.pt. or "guidelines as topic"/ or "Health Planning Guidelines"/ or practice guideline.pt. or practice guidelines as topic/ or ((clinical adj3 (pathway or pathways)) or (practice adj3 (parameter or parameters)) or (care adj3 (pathway or pathways))).ti,ab,kf,kw. or guidance.ti,ab. or guideline*.ti.)