Relatives and healthcare workers using Martha's Rule may have helped save more than 500 lives in England since 2024 after 12,000 calls were made for an 'NHS second opinion' ⊕⊕ found 2026 › May › 01 (Fri) @ 17:09 UTC a story from The Daily Mail 💩 › The Daily Mail Martha ■■ England ■■ preview sentiment