The present volume contains the edited proceedings of the Vth Symposium of the "Gesellschaft fiir Nephrologie" held in Lausanne, Switzerland, from September 21 to September 23, 1967. The manuscripts were arranged according to their contents rather than to their titles. An attempt was made to divide the allotted space between different contributors according to the apparent importance or originality of the contributions. Most of the papers submitted were written in either German or a rather inarticulate English, and subsequently, have been translated into English by the editors and their...