Current local time in Pennsylvania with information about Pennsylvania time zones and daylight saving time.
The birthday rule is a common claims practice health insurance companies use when children are listed as dependents on two parents' group health plans. The rule helps determine which health plan is the primary policy and which is secondary so that total coverage does not exceed 100 percent of charges.
Naegele's rule - rule for calculating an expected delivery date; subtract three months from the first day of the last menstrual period and add seven days to that date law of parsimony, Occam's Razor, Ockham's Razor, principle of parsimony - the principle that entities should not be multiplied needlessly; the simplest of two competing theories is to be preferred