[1] HOFFMANN LA ROCHE & CO LTD,CH-4002 BASLE,SWITZERLAND
[2] UNIV WISCONSIN,DEPT BIOCHEM,MADISON,WI 53706
[3] UNIV CAMBRIDGE,DUNN NUTR LAB,CAMBRIDGE CB4 1XJ,ENGLAND
[4] MRC,CAMBRIDGE,ENGLAND
[5] LETTERMAN ARMY INST RES,DEPT NUTR,DEPT ARMY,SAN FRANCISCO,CA 94129
[6] ACAD SCI USSR,INST NUTR,MOSCOW V-71,USSR