如果这5个月期刊都没有更新投稿状态也没有邮件联系，可以联系期刊编辑询问下。
邮件可以这么写：
Dear [期刊编辑姓名]:
This is with regard to my/our submitted manuscript, [论文投稿编号], titled “[论文名称],”submitted to your journal on [投稿日期] for consideration as a [论文类型，如综述或个案报告].
We have not received an update regarding the status of our manuscript in the review process. Could you let us know when we can expect notice regarding the decision of the editorial board?
Thank you for your time and consideration. We look forward to hearing from you.
Sincerely,
[作者姓名及其相关信息]
参考资料：要等多久才能收到期刊回复
http://www.editage.cn/insights/how-long-should-i-wait-for-a-response-from-the-journal