Home › Articles › Temperature and Weather – Chapter 39 – REPERTORY OF HERING’S GUIDING SYMPTOMS OF OUR MATERIA MEDICA By Calvin B. Knerr, M.D. Print ← Back to Articles Article Temperature and Weather – Chapter 39 – REPERTORY OF HERING’S GUIDING SYMPTOMS OF OUR MATERIA MEDICA By Calvin B. Knerr, M.D. Main Main