کنعانی: زنگهای خطر برای رژیم صهیونیستی و حامیان آن به صدا درآمده است In modern urban observe, most internists are subspecialists: that is, they generally Restrict their medical observe to problems of 1 organ system or to 1 certain place of clinical know-how. For instance, gastroenterologists and nephrologists specialize respectively https://alphabookmarking.com/story13560751/the-greatest-guide-to-%D9%BE%D8%B2%D8%B4%DA%A9%DB%8C