In December, Springer Fachmedien Wiesbaden GmbH published the „Handbuch für mikrobiologische Laboratorien der Schutz- und Sicherheitsstufen 1-4“  by Udo Weber and Hans-Jürgen Ulrich. This book of over 600 pages is a guide to biological safety in laboratories. Rainer Post wrote the architectural part of this guide.