Biswajit Paul

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BACKGROUND Maternal mortality is a reflection of the care given to women by its society. It is tragic that deaths occur during the natural process of child birth and most of them are preventable. OBJECTIVES The present study was undertaken to find out the causes and contributing factors of maternal deaths. MATERIALS AND METHODS All maternal deaths(More)
The new transient X-ray pulsar XTE J0111.2–7317 was observed with Advanced Satellite for Cosmology and Astrophysics (ASCA) on 1998 November 18, a few days after its discovery with the Proportional Counter Array onboard the Rossi X-ray Timing Explorer. The source was detected at a flux level of 3.6 × 10 −10 erg cm −2 s −1 in the 0.7– 10.0 keV band, which(More)
— In energy constrained Wireless Sensor Networks (WSN), network lifetime is considered as one of the most important metrics from the design point of view. In our paper, we have addressed the impact of a disperse node on network lifetime and have proposed a new design approach, Lifetime Enhancement for Disperse Networks (LEDN) to reduce its effect on a two(More)
BACKGROUND Symptomatic neurosyphilis (NS) can have varied syndromic presentations: Meningitis, meningovascular and parenchymatous involvement. AIMS To evaluate the different types of clinical syndrome of NS in a tertiary care hospital. MATERIAL AND METHODS This was a study of clinical profile of 16 patients with NS, seen in between August 2008 and(More)
Coal is the prime source of energy in India. Opencast mining of coal damage a large land surface area, displace people from their natural home and cause agricultural losses. This raises a number of environmental challenges, including soil erosion, dust, noise, and water pollution impacts on local biodiversity. Generation of dump waste from opencast mines in(More)