1999Teachers' Workshop: Living In The Microbial World 1999No. of attendees: 1122000Teachers' Workshop: Living In The Microbial World 2000No. of attendees: 1202001Teachers' Workshop: Living In The Microbial World 2001No. of attendees: 1082002Teachers' Workshop: Living In The Microbial World 2002No. of attendees: 128
