نتایج جستجو برای: surgical mask
تعداد نتایج: 353216 فیلتر نتایج به سال:
OBJECTIVE The goal was to determine whether young children and their parents prefer physicians wearing clear face shields or surgical masks. METHODS Eighty children (4-10 years of age) and their guardians were recruited from a pediatric emergency department. A survey and color photographs of the same male and female physicians wearing face shields and surgical masks were distributed. The pare...
I grew up in a household afraid of germs. When my sister was born, my father had all guests put on surgical masks to protect her. We all had our tonsils taken out “just because,” and antibiotics were considered a miracle discovered by science. My generation was the one first introduced to fast food—we really believed it was food! Our mothers were sold the idea that formula could be better than ...
963 October 2015 Anesthesiology, V 123 • No 4 963 October 2015 TThank you, Trauma Fifty-Four. Although our encounter was extremely brief, you had such an impact on all of us. You never said a word. There was never any eye contact. I didn’t even know your name until the next day when it was broadcast on the local news. You left this world, only 34 minutes after we met. At that moment, I noticed ...
The association of Antarctic krill Euphausia superba with the under-ice habitat was investigated in the Lazarev Sea (Southern Ocean) during austral summer, autumn and winter. Data were obtained using novel Surface and Under Ice Trawls (SUIT), which sampled the 0-2 m surface layer both under sea ice and in open water. Average surface layer densities ranged between 0.8 individuals m(-2) in summer...
Comparative Performance Testing of Respirator versus Surgical Mask Using a Water Droplet Spray Model
Lignin is a valuable biomaterial. It is both naturally abundant and readily available as a byproduct of the pulping processes, and the proper reprocessing of lignin is an effective way to achieve waste recovery. Lignin fiber mats with web structures can be produced using electrospinning techniques. Such fiber mats are a promising material for use in the production of filter products. This study...
نمودار تعداد نتایج جستجو در هر سال
با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید