TY - GEN AU - GrĂ¼n,B AU - Haefeli,W E TI - [Patient recruitment in clinical studies] SN - 1437-1588 PY - 2009///0424 KW - Clinical Trials as Topic KW - ethics KW - Ethics, Research KW - Germany KW - Humans KW - Motivation KW - Patient Selection KW - Selection Bias N1 - Publication Type: English Abstract; Journal Article UR - https://doi.org/10.1007/s00103-009-0822-8 ER -