New PATHFINDER Study Analysis Demonstrates Efficient Diagnostic Resolution Following Multi-Cancer Early Detection Testing June 3, 2023 San Francisco Biotechnology Network News News, Syndication Comments Off on New PATHFINDER Study Analysis Demonstrates Efficient Diagnostic Resolution Following Multi-Cancer Early Detection Testing MENLO PARK, Calif.–(BUSINESS WIRE)–GRAIL announced results from a retrospective analysis of the interventional PATHFINDER study.