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180.571  Articles
1 of 18.058 pages  |  10  records  |  more records»
Background: General anesthesia for cesarean section is being less popular for cesarean section in present days but sometime general anesthesia is inevitable. The aim of the study is to assess the trends of general anesthesia, indications, clinical outcome... see more

Naval helicopters flying at extremely low altitudes often face communication problems when the helicopter is located in the distance from the mother ship. Accordingly, new attention is being cast on the high altitude balloon (HAB) to solve this problem du... see more

Prolonged exposure to high altitude is known to cause pulmonary vascular remodeling and pulmonary hypertension. Despite the advancements in diagnostics of pulmonary hypertension (PH), a potential biomarker for early diagnosis of PH progression is still la... see more

Reflected background infrared radiation is an important contributor to the aircraft total infrared radiation. A reverse Monte Carlo ray tracing method to compute the infrared radiation signature of aircraft was introduced. The impact of atmospheric and gr... see more

Abiotic stresses are major environmental factors that periodically account for significant loss in crop productivity. In order to improve the abiotic stress tolerance in vegetable crops through transgenic approaches, authors isolated and cloned six up-... see more

The diet of humans living in different geographical and climatic regions of the earth varies greatly in both quantity and composition of foods. Evidence is accumulating that indicates that there is a high risk of malnutrition at high altitude because of t... see more

The biochemical changes taking place in human subjects following de-induction to plains from high altitude (5700-6100 m) after a prolonged slay of 9-13 months were investigated in 120 soldieri in four groups of 30 each on day 5, 30, 60 and 90 after their ... see more

BACKGROUND AND OBJECTIVES: Reports suggest that Vitamin D deficiency (VDD) is common and is a general health challenge worldwide and at high altitude in particular.AIM: The objectives were to explore Vitamin D status, to examine the association of VDD and... see more

The use of High Altitude and Long Endurance (HALE) Unmanned Aerial Vehicles (UAVs) is becoming increasingly significant in both military and civil missions as High-Altitude Pseudo-Satellite (HAPS). Since this class of aircraft is usually powered by solar ... see more

1 of 18.058 pages  |  10  records  |  more records»