So, why is this book manuscript free? The physician who reviewed it said, “The materials cost
less than $5.00, so there’s no income, and if, on the outside chance, a patient falls in the shower, they can sue me. What doctor’s gonna recommend this?” He’s right, doctors aren’t stupid—that’s why they’re doctors.”
If you don't wish to take the risk involved, then at least you may wish to try the Dr.Grossan Hydropulse Nasal Irrigation System.