| 000 | 00789nam a22002297a 4500 | ||
|---|---|---|---|
| 999 |
_c408 _d408 |
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| 001 | D0001C000024 | ||
| 003 | DOH | ||
| 005 | 20200806155453.0 | ||
| 008 | 200428b ph ||||| |||| 00| 0 eng d | ||
| 040 | _cDOH | ||
| 245 | 0 | 0 |
_aMass masking in the COVID-19 epidemic : _bpeople need guidance / _cChi Chiu Leung, Tai Hing Lam, Kar Keung Cheng |
| 260 |
_bwww.thelancet.com _c Published online March 2, 2020. |
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| 336 | _a[Correspondence] | ||
| 650 | 2 |
_aCoronavirus Infections _xprevention and control |
|
| 650 | 2 |
_aCoronavirus Infections _xtransmissions |
|
| 650 | 2 |
_aMasks _xsupply and distribution |
|
| 650 | 2 | _aWorld Health Organization | |
| 653 | _aCOVID-19 | ||
| 653 | _aFace Masks | ||
| 856 | _uhttps://www.ncbi.nlm.nih.gov/pmc/articles/PMC7133583/pdf/main.pdf | ||
| 942 |
_cCV _2nlm |
||