Background A worldwide outbreak of severe acute respiratory syndrome (SARS) has been
associated with exposures originating from a single ill health care worker from Guangdong …

Background Three patients who received visceral-organ transplants from a single donor on
the same day died of a febrile illness 4 to 6 weeks after transplantation. Culture, polymerase-…

A recent outbreak of a severe pulmonary disease in the southwestern United States was
etiologically linked to a previously unrecognized bantavirus. The virus has been isolated from …

<p id="p001">Two men from northwestern Missouri independently presented to a medical
facility with fever, fatigue, diarrhea, thrombocytopenia, and leukopenia, and both had been …

Ticks, including many that bite humans, are hosts to several obligate intracellular bacteria in
the spotted fever group (SFG) of the genus Rickettsia. Only Rickettsia rickettsii, the agent of …

An ongoing pandemic of coronavirus disease (COVID-19) is caused by infection with
severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). Characterization of the …

Background In December 2003 and April 2005, signs and symptoms suggestive of infection
developed in two groups of recipients of solid-organ transplants. Each cluster was …

In the spring of 2009, a novel influenza A (H1N1) virus emerged in North America and spread
worldwide to cause the first influenza pandemic since 1968. During the first 4 months, over …

Severe acute respiratory syndrome (SARS) was first described during a 2002–2003 global
outbreak of severe pneumonia associated with human deaths and person-to-person disease …

In 1998, an outbreak of acute encephalitis with high mortality rates among pig handlers in
Malaysia led to the discovery of a novel paramyxovirus named Nipah virus. A multidisciplinary …