Access
To read this story in full you will need to login or make a payment (see right).
Correspondence
Nature 373, 378 (2 February 1995) | doi:10.1038/373378d0
Randomized trials
Lee Goldman & Howard Hiatt
- Brigham and Women's Hospital, 75 Francis Street, Boston, Massachusetts 02115, USA
To read this story in full you will need to login or make a payment (see right).
