If you are a dentist, you should subscribe to The Progressive Dentist Magazine.
So far, the first three of four articles highlighting a hygiene case study for an actual client of mine have been published. The fourth will be in the next edition.
In the meantime, here is an offer from Rachel Wall of Inspired Hygiene that every dental practice should take advantage of:
Part 3 of my Hygiene Case Study Series starts on page 18.