| 000 | 00664nam a2200205Ia 4500 | ||
|---|---|---|---|
| 005 | 20260808125519.0 | ||
| 008 | 260808s9999||||xx |||||||||||||| ||und|| | ||
| 020 | _a92-4-154496-1 | ||
| 035 | _a6824 | ||
| 041 | _aENG | ||
| 082 | _a614.71 | ||
| 100 | _aWorld Health Organization | ||
| 245 | 0 |
_aDetermination of airborne fibre number concentrations _ba recommended methods by phase-contrast optical microscopy (membrane filter method) |
|
| 260 |
_aGeneva _bWorld Health Oraganization _c1997 |
||
| 300 | _aviii + 53 | ||
| 500 | _aGift | ||
| 505 | _aWHO, public health, epidemiology, global health | ||
| 650 |
_aWHO _bPublic health -- Epidemiology |
||
| 942 | _cBK | ||
| 999 |
_c6822 _d6822 |
||