Impact of methodological artifact on digested sludge flow curve measurement.

Inconsistent experimental procedures have been used to characterize sludge rheology in literature. This often has resulted in proposing different rheological models for sludge as well as non-comparable data. Any collected rheological data needs to be interpreted considering the methodology used for its collection because otherwise they cannot be used by engineers for design and troubleshooting.

Risk factors in young patients of acute myocardial infarction.

Background: Ischemic heart disease is a leading cause of death throughout the world. CAD has been recognized among younger age group more frequently in recent years. Very limited data is available regarding the prevalence of various risk factors in our younger patients that is why this study was planed.

Psychiatric problems in an Afghan village.

Background: The rates of psychiatric disorders might be very high in Afghanistan. The country has faced many years of war and violence and therefore this is hardly surprising. We are describing the results of a community survey conducted by clinicians in a small village of Eastern Afghanistan.

Psychiatric morbidity among Afghan refugees in Peshawar, Pakistan.

Background: A review of the literature shows that refugees in different parts of the world have high rates of psychological and emotional problems. However, psychiatric morbidity among Afghan refugees in Pakistan has been poorly studied. Most of the studies of psychiatric disorders come from western countries.