| 000 | 00398nam a2200109Ia 4500 | ||
|---|---|---|---|
| 008 | 160509s9999 xx 000 0 und d | ||
| 100 | _aWorld Health Organization | ||
| 245 | _aMethods for Cohort Studies of Chronic Airflow Limitation : 1982World Health Organization | ||
| 260 |
_bWorld Health Organization _c1982 |
||
| 300 | _a134p. | ||
| 650 | _aMethods for Cohort Studies of Chronic Airflow Limitation | ||
| 999 |
_c10769 _d10769 |
||