TY  - GEN
AU  - Sim,Ida
AU  - Chan,An-Wen
AU  - Gülmezoglu,A Metin
AU  - Evans,Tim
AU  - Pang,Tikki
TI  - Clinical trial registration: transparency is the watchword
SN  - 1474-547X
PY  - 2006///0608
KW  - Clinical Trials as Topic
KW  - Humans
KW  - Registries
N1  - Publication Type: Journal Article
UR  - https://doi.org/10.1016/S0140-6736(06)68708-4
ER  -