Read Publication
http://dx.doi.org/10.1093/med/9780199594764.003.0019
The following have contributed to this page: Dr Joerg Gruenwald

This shareable PDF can be hosted on any platform or network and is fully compliant with publisher copyright.
http://dx.doi.org/10.1093/med/9780199594764.003.0019
The following have contributed to this page: Dr Joerg Gruenwald