World Population Prospects The 2006 Revision
The 2006 Revision of World Population Prospects represents the latest global demographic estimates and projections prepared by the Population Division of the Department of E...
Publications
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3,911 publications
Strengthening the Reporting of Observational Studies in Epidemiology (STROBE): Explanation and Elaboration
Much medical research is observational. The reporting of observational studies is often of insufficient quality. Poor reporting hampers the assessment of the strengths and weakn...
A new method for sequencing DNA.
DNA can be sequenced by a chemical procedure that breaks a terminally labeled DNA molecule partially at each repetition of a base. The lengths of the labeled fragments then iden...
Internet of Things: A Survey on Enabling Technologies, Protocols, and Applications
This paper provides an overview of the Internet of Things (IoT) with emphasis on enabling technologies, protocols, and application issues. The IoT is enabled by the latest devel...
Freshwater biodiversity: importance, threats, status and conservation challenges
ABSTRACT Freshwater biodiversity is the over‐riding conservation priority during the International Decade for Action ‐‘Water for Life’ ‐ 2005 to 2015. Fresh water makes up only ...
The Epidemiology of Major Depressive Disorder
Major depressive disorder is a common disorder, widely distributed in the population, and usually associated with substantial symptom severity and role impairment. While the rec...
Pharmaceuticals, Hormones, and Other Organic Wastewater Contaminants in U.S. Streams, 1999−2000: A National Reconnaissance
To provide the first nationwide reconnaissance of the occurrence of pharmaceuticals, hormones, and other organic wastewater contaminants (OWCs) in water resources, the U.S. Geol...
Methods of conjugate gradients for solving linear systems
An iterative algorithm is given for solving a system Ax=k of n linear equations in n unknowns. The solution is given in n steps. It is shown that this method is a special case o...
Reporting results of cancer treatment
On the initiative of the World Health Organization, two meetings on the Standardization of Reporting Results of Cancer Treatment have been held with representatives and members ...