• Manitoba health officials warn of possible measles exposure at Dugald School - MSN
• Provinces warns of measles exposure at Dugald school - Global News
• Manitoba health officials warn of possible measles exposure at Dugald School - CBC
• Dugald Mackenzie Obituary (2025) - Halifax Courier - Legacy.com
• Dugald Mackenzie Obituary (2025) - Huddersfield, West Yorkshire - Halifax Courier - Legacy.com