Who technical report series 993 who expert committee on biological standardization sixty fifth report this report presents the recommendations of a who expert committee commissioned to coordinate activities leading to the adoption of international recommendations for the production and control of vaccines and other biological substances and the establishment of international biological . Who technical report series 941 who expert committee on biological standardization fifty sixth report geneva this report presents the recommendations of a who expert committee commissioned to coordinate activities leading to the adoption of international recommendations for the production and control of vaccines and other biologicals and the establishment of international biological reference . This report presents the recommendations of a who expert committee commissioned to coordinate activities leading to the adoption of international recommendations for the production and control of vaccines and other biological substances and the establishment of international biological reference materials. The who expert committee on biological standardization views and recommendations are published in the who technical report series trs they provide updated information on the establishment discontinuation and replacement of the who international biological reference preparations as well on the adoption of guidelines and recommendations. Who expert committee on biological standardization sixty fifth report who technical report series no 993 2015 xvi 262 pages who expert committee on biological standardization sixty fourth report who technical report series no 987 2014 xviii 266 pages who expert committee on biological standardization sixty third report