고지서를 받으�?송달지(실거주지)�?변경하실려�?서비스를 신청하여 주시�?바랍니다. If a grammatical basic principle that's included to 서툴�?is a vowel �?and there is no other selection besides a vowel �?then that grammatical principle can not be extra to 서툴�? 의약품안전나�?의약�