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PubMed COVID-19 Clinical Care

831 - 840 of 1290 results found

Hits and Misses: Digital Contact Tracing in a Pandemic

Date
Friday, June 30, 2023 - 4:00 AM
Description
Traditional contact tracing is one of the most powerful weapons people have in the battle against a pandemic, especially when vaccines do not yet exist or do not afford complete protection from infection. But the effectiveness of contact tracing

Hamman's syndrome in SARS-CoV-2 pneumonia

Date
Wednesday, June 28, 2023 - 4:00 AM
Description
Hamman's syndrome, or spontaneous pneumomediastinum, is the presence of air in the mediastinum without a history of previous pulmonary pathology, chest trauma or iatrogenesis. It has been described as a rare complication in patients with COVID-19

Hindered visibility improvement despite marked reduction in anthropogenic emissions in a megacity of southwestern China: An interplay between enhanced secondary inorganics formation and hygroscopic growth at prevailing high RH conditions

Date
Wednesday, June 28, 2023 - 4:00 AM
Description
The PM(2.5)-bound visibility improvement remains challenging in China despite vigorous control on anthropogenic emissions in recent years. One critical issue could exist in the distinct physicochemical properties especially of secondary aerosol