Till Roenneberg
Jay C. Dunlap
Michael Breus
Andrew Ahlgren
International Society for Chronobiology. (19th 1989 Bethesda, Md.)
European Society for Chronobiology. Meeting
Martin Hughes
Lawrence E. Scheving
Peter H. Redfern
Yvan Touitou
Kenneth Jon Rose
Yasuo Kagawa
Günter Klein
Frank H. Columbus
Ann E. Rougvie
Günter Klein
Cold Spring Harbor Laboratory
Thomas W. Rowland