i(T4 counts in 40 subjectsel25 Nov 1998 08:45fft4grp%9.0g%9.0gFD?C?C?D?FD?C?C?D?aD?C?`D?FD?C?C?D?C?C?{D?C?@D?D?E?D?D?C?+C? D?oD?C@C@C@C@PC@B@C@/D@@D@@C@C@