https://www.protocol.med 2026-05-11T18:42:53.773Z weekly 1 https://www.protocol.med/pricing 2026-05-11T18:42:53.773Z monthly 0.8 https://www.protocol.med/benchmark 2026-05-11T18:42:53.773Z monthly 0.8 https://www.protocol.med/blog 2026-05-11T18:42:53.773Z weekly 0.8 https://www.protocol.med/blog/choose-primary-outcome-before-sample-size 2026-05-08T00:00:00.000Z yearly 0.7 https://www.protocol.med/blog/how-to-calculate-sample-size-clinical-trial 2026-04-13T00:00:00.000Z yearly 0.7 https://www.protocol.med/blog/sample-size-pitfalls-researchers-overlook 2026-03-15T00:00:00.000Z yearly 0.7 https://www.protocol.med/blog/research-question-to-protocol-three-phases 2026-03-10T00:00:00.000Z yearly 0.7