SOFT COVER MID SIZE - This title is directed primarily towards health care professionals outside of the United States. This best-selling book uses a diagnostic test to pinpoint any weaknesses in the basic arithmetic required and is followed by specific exercises to remedy them. Examples are drawn from clinical practice, and explanations and graded exercises (with answers) cover the calculations required to administer tablets, mixtures and injections; to arrive at different drip rates; and to administer paediatric dosages safely.,