This 335-page, 5? x 8? book is being used?in schools as part of?medical missionary?training. Spirit of Prophecy statements on what medical missionary work is and how?to do it. ?This is the Spirit of Prophecy blueprint for medical missionary work: Why it?was given to us. Why it is so important. Who should do it? How should it be done??Individual and group work. Working principles and standards. How Jesus did it. Ten?steps in healing. The use of simple remedies, water, and herbs.