Most of the responses have been "Congratulations" on finishing the book, particularly from those who have been part of the process.
For those who had a chance to browse and are new to the project, the responses have been a little different. Here are some examples from physician colleagues:
"You are onto something here."
"I would use this with my office staff."
The other reponse and good news has been the question, "Where can I buy it?"