| 000 | 00412nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 180712s9999 xx 000 0 und d | ||
| 020 | _a781722187 | ||
| 082 |
_a610.7 _bDES |
||
| 100 | _aHulley, Stephen B. | ||
| 245 | _aDESIGNING clinical research : an epidemiologic approach | ||
| 260 |
_aPhiladelphia _bLippincot Williams & Wilkins _c1988 |
||
| 300 | _axi, 247 p. | ||
| 650 | _aClinical research | ||
| 942 | _cS | ||
| 999 |
_c11524 _d11524 |
||