* Israeli hospitals treating Syrians wounded in civil war
* Syrian patients in Israel fear retribution back home
* Secrecy over how dozens manage to cross Golan frontline
* Israel and Syria remain formally at war
By Maayan Lubell
NAHARIYA, Israel, Sept 13 (Reuters) - Not a hundred miles from Damascus, a Syrian rebel lies in a hospital bed, an Israeli sentry at the door. Nearby a ...