DIFFERENT TYPE OF FACE MASKS AND THEIR PROTECTION AGAINST COVID-19Mohamed, Nurul AzmawatiWan Sulaiman, Wan ShahidaMalaysian Journal of Science, Health & Technology
Depending on the level of risk for exposure to the virus, the facemasks that are used can vary. The aim of this study was to examine the effect of different types of facemasks, typically used by healthcare professionals and the public during the COVID-19 pandemic, on measures of voice....
Due to shortage of the more effective, higher-grade medical masks at the start of the pandemic, medics had to rely on surgical masks for protection against COVID-19. /Marcio Jose Sanchez/AP Due to shortage of the more effective, higher-grade medical masks at the ...
Since the onset of the COVID pandemic, an abrupt behavioural change in the form of the widespread wearing of masks has become prominent. Wearing a mask is beneficial in lowering the risk of virus transmission. However, this measure is also known to cause various facial skin problems2, 3, an...
During the COVID-19 pandemic, different strategies emerged to combat shortages of certified face masks used in the healthcare sector. These strategies included increasing production from the original manufacturing sites, commissioning new production facilities locally, exploring and allowing the reuse of ...
Look for: A proper fit over your nose, mouth, and chin to prevent leaks Multiple layers of tightly woven, breathable fabric Nose wire Fabric that blocks light when held up to bright light source Health officials stressed that cloth masks should not contain gaps a...
7-9 Nevertheless, it is not known when and how long a patient with COVID-19 should be isolated or whether close contacts should be quarantined. Additional information is needed about the transmission risk at different time points before and after symptom onset and with different types of ...
Aragaw TA (2020) Surgical face masks as a potential source for microplastic pollution in the COVID-19 scenario. Mar Pollut Bull 159:111517 Article CAS Google Scholar Asli S, Neumann PM (2009) Colloidal suspensions of clay or titanium dioxide nanoparticles can inhibit leaf growth and transpirati...
The World Health Organization advises various masks, according to the place of intervention (5). Masks recommended to be used in hospitals in circumstances such as the COVID-19 pandemic are medical (surgical) masks, filtering face-piece respirator (FFR) masks (i.e., N95, FFP2, FF3), ...
Ever since the outbreak of COVID-19, the prediction of the number of confirmed cases has attracted the attention of researchers. Generally speaking, three types of methods are mainly adopted in the literature. The first type is the time series regression model, in which ARMA/ARIMA is a common...