Comment for a citation in intro.
Methods: Fix typos, add one comment, modify one sentence to make it sound right.
Results: fix typo, add a comment.
Discussion: I concur with Ethan on condensing the paragraphs and also am a bit unsure on setting up a particular target at the end.
Conclusion: minor modification to tone down the statement.
Merge pull request #84 from rueuntal/master

Comments on ms