权威例句
Econométrie des coûts et des contrats dans l'industrie spatiale
BS DD CEN/TS 1992-4-3:2009-06-30
Das CONSORT Statement: überarbeitete Empfehlungen zur Qualit?tsverbesserung von Reports randomisierter Studien im Parallel-Design T...
A bivalent chromatin structure marks key developmental genes in embryonic stem cells.
Estimating nonresponse bias in mail surveys.
Approaches and Methods in Language Teaching
The Structure of Scientific Revolutions
Wireless Communications: Principles and Practice
Formulation and application of a numerical scoring system for assessing histological activity in asymptomatic chronic active hepatit...
Estimating Non Response Bias Mail Surveys
