No. The hepatitis B vaccine series should not berestarted when doses are delayed; rather, the seriesshould be continued from where it left off. Thevaccine recipient should receive the second doseof vaccine now and the third dose 2â5 monthslater.
The symbol used by mathematicians to represent the ratio of a circle's circumference to its diameter is the lowercase Greek letter Ï, sometimes spelled out as pi, and derived from the first letter of the Greek word perimetros, meaning circumference. In English, Ï is pronounced as pie (/paÉª/, paÉª).
Definition of pi. plural. pis. play \ËpÄ«z\. 1 : the 16th letter of the Greek alphabet â see alphabet table. 2a : the symbol Ï denoting the ratio of the circumference of a circle to its diameterb : the ratio itself : a transcendental number having a value rounded to eight decimal places of 3.14159265.