Reading the all new Cornea issue? Are you On Guard?

When reading an article in a major journal like JAMA or Ophthalmology, we tend to put in a little good faith in the process of peer review don't we? How would we approach the same exact article before we knew it had Nature's quality assurance seal on it? Le'ts imagine the editor of Retina picks you to review the articles for their next issue before they are published? Wouldn't you be sharp like a ninja while reading it? Asking the hard questions, hitting hard the graphs and statistics? Read this guide on "how-to-review" by Frederic G. Hoppin Jr. to learn some ninja tools for scientific reading.