| 000 | 00326nam a2200121Ia 4500 | ||
|---|---|---|---|
| 100 | _aWorld Health Organization | ||
| 020 | _a92 4 154407 4 | ||
| 942 | _cBK | ||
| 245 | _aHealth education in the control of schistosomiasis | ||
| 260 |
_aWorld Health Organization, Geneva _c1990 |
||
| 082 | _a614.553 W.H.O. | ||
| 300 | _a[iii],61p | ||
| 999 |
_c60716 _d60716 |
||