A sample of 3250 participants were recruited using the systematic random sampling technique. This sample was achieved using proportionate estimates of the number of individuals in 13 union councils ...

In these studies, sampling techniques included random sample of primary or specialty care centres, review of electronic medical records or insurance records and medical surveys administrated to entire ...

Only four studies used random sampling methods, in which investigators collected samples from outlets that were randomly chosen from a complete or registered list or outlets in a defined area. 16 17 ...

A specific value of duty cycle of an on-chip clock or signal often becomes of extreme significance in VLSI circuits like DRAM's, dynamic/domino pipelined circuits, pipelined analog-to-digital ...