Secular Changes in the Age of Menarche of Iranian Girls: Probit Analysis on Cross-sectional Data of Persian (Shahedieh) Cohort

Considering the concerns about changes in the age of puberty in societies, it is necessary to examine the trend of its changes at present in each society. This study was conducted to determine the possible Secular Changes in the density of the puberty …

Determining time required for processes in microbiology and pathology departments of laboratories of Mashhad hospitals

Introduction: Determining the standard workload, in terms of the actual time available to employees, is one of the main factors affecting the quality of services and costs in health systems. Therefore, the present study aimed to use the WISN method to …