```
% pandoc -f markdown_mmd -t markdown -s
Title: Blah blah blah
Author: Doo de Doo
Base Header Level: 1
Bibliography: Pubs.bib
Lang: en-GB

body
^D
---
author: Doo de Doo
baseheaderlevel: 1
bibliography: Pubs.bib
lang: en-GB
title: Blah blah blah
---

body
```