의료보험 국민건강보험공단 대구수성지�?주소 전화번호 팩스번호 주차 수성구 If a grammatical basic principle that's included to 서툴�?is often a vowel �?and there is no other solution apart from a vowel �?then that grammatical basic principle can not be additional to 서툴�? It is actually incorrect so as to add any Successfully Submitted (Awaiting Approval)