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.
1 Your supplier relationships are a key factor in creating value here. 2  Operations â These are the transformation activities that change inputs into outputs that are sold to customers. 3  Here, your operational systems create value. 4  Outbound logistics â These activities deliver your product or service to your customer.