1 “... decided to hold symposia on this topic on a regular (biennial) basis and the third symposium...”

2 “... by the technical community, we plan to regularly hold symposia on this topic on a biennial basis and the next one...”

3 “... are to continue these on a regular basis with a change in venue for each meeting...”

4 “... symposia on this topic on a regular basis and the fourth is planned for May 16-21, 1993 in Honolulu, Hawaii...”

5 “.... Concomitantly, it has been decided to hold it on a regular basis (at intervals of 18 months) and the second...”

6 “... received, and the continuing success of these symposia reinforced our earlier belief that regular symposia...”

7 “... that there was a definite need to hold symposia on this topic on a regular basis. Concomitantly, the third...”