RatioProportion Dosage Calculations Author:Anthony Patrick Giangrasso, Dolores Shrimpton Ratio & Proportion Dosage Calculations provides the ease of learning the ratio and proportion method of calculation with a building block approach of the basics. Its consistent focus on safety, accuracy, and professionalism make it a valuable reference for nurses and other allied health professionals. This book uses the Ratio and Proportion meth... more »od for drug calculations; a time-tested approach based on simple mathematical concepts. It helps the reader develop a "number sense", and largely frees the healthcare professional from the need to memorize formulas.« less