For the first performance of 4′33″, pianist David Tudor used a stopwatch, opening or closing the keyboard lid at the designated intervals.
At every designated interval, buffer solutions (4 mL) in the beaker were taken out and fresh buffer solution (4 mL) was replenished to keep a constant volume.
Return their toys after a designated interval, and praise them for sharing.
A sample (10 mL) of the solution was withdrawn from the dissolution apparatus at designated intervals, where withdrawn samples were replaced with fresh dissolution medium.
At designated intervals, the solution of AH (4 mL) in the beaker was taken out and a corresponding fresh solution (4 mL) was replenished to keep a constant volume.
But we were allowed to pose with soldiers at designated intervals during the tour.
Overall safety measurements, including physical examination, vital signs, electrocardiogram, determination of Eastern Cooperative Oncology Group performance status, laboratory studies and adverse experiences, were obtained and assessed before drug administration, and at designated intervals throughout the study.
Patients can complete their self-reports after designated intervals, after pre-designated events, or when prompted by a randomly timed signal [ 60].
Starting about 380 bc, however, fixed rules regarding intercalations were established, providing for the distribution of seven intercalary months at designated intervals over 19-year periods.
According to the hydraulic communication tests performed for some designated intervals, hydraulic connection between boreholes was highly varied with depth or location, which indicated a very different distribution of water conducting joint sets along the boreholes.
