Ammonia refrigeration minnesota

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Avatar m tn THINKING OUTSIDE THE TISSUE BOX About a year after I developed the technique put forth in this book, the Mayo Clinic of Rochester, Minnesota released a study, led by Dr. Jens Ponikau and Dr. David Sheriss, which explains why it works. Until the study, it was believed in the medical community that chronic sinus infection was caused by the bacterial infection that set into the nasal tissues after they had been inflamed by viral infections.