We are indebted to Professor C. R. Lowe for his guidance and encouragement during this study. We would also like to thank Mrs. G. Richards, Mrs. P. Mason, and Mrs. M. Pearson, who were the ward sisters concerned with the preadmission clinic. Mr. J. R. Salaman and Mr. L. H. Blurngart gave helpful advice in writing this paper. Mrs. Lynne Owen and Miss Christine Mead provided valuable secretarial ...
