Langerhans' cell histiocytosis can manifest as three distinct clinicopathologic entities: acute disseminated Langerhans' histiocytosis (previously known as Letterer-Siwe disease), unifocal Langerhans' cell histiocytosis (previously known as eosinophilic granuloma).
average handle time (AHT) Average handle time (AHT) is a call center metric for the average duration of one transaction, typically measured from the customer's initiation of the call and including any hold time, talk time and related tasks that follow the transaction. AHT is a prime factor when deciding call center staffing levels.
The formula for calculating the number of doors based on the observations in the logbook is: (Peak trucks per day) X (Average dock time per truck) X (Safety Factor*) = # of doors. (Number of hours in workday) *Safety factor can range from 1.5 to 2 depending on the variability of truck arrivals and how.