ISTANBUL, Feb 14 (Reuters) - At least seven survivors were rescued on Tuesday from the rubble of earthquake-hit areas of Turkey, local media reported, eight days after worst quake in the country's modern history. Earlier on Tuesday, an 18-year-old named Muhammed Cafer was rescued from the rubble of a building in southern Turkey some 198 hours after last Monday's earthquake, CNN Turk said. See here for a complete list of exchanges and delays