PURPOSE To describe methods reported in the literature to estimate the beginning or duration of pregnancy in automated health care data, and to present results of validation exercises where available. METHODS Papers reporting methods for determining the beginning or duration of pregnancy were identified based on Pubmed searches, by consulting investigators with expertise in the field and by r...

objectives: following the rise in the elderly population worldwide and the increase in chronic diseases among this demographic with their consequent need for care, the subject of elderly care is becoming increasingly important. considering the traditional standing of the elderly in iranian society and the importance of in-community care for them, it seems of crucial importance to study the obst...

UNLABELLED Objectives and importance of the study: Routine hospital administrative data provide an important source of information about cardiovascular disease (CVD) for health statistics reporting, health services and research. How such conditions are classified and grouped has implications for the use and interpretation of these data. International Classification of Diseases (ICD) diagnosis c...

abstract background: the university student health surveillance system can play a key role in the health promotion of the educated class of the society. this can be done through collecting information related to health and using it for screening and prevention of disease. hence, this article will be based on the necessity of existence of such system. materials and methods: we used interview and...

  Background: Garlic is a valuable medicinal plant with variability in desirable morphological and physiological characteristics. The analysis of genetic diversity plays an important role in breeding programs. The RAPD technique could be very effective in detecting genetic variation in garlic.  Objective: The objective of the present work was to detect molecular polymorphism among Iranian garli...