BMJ · 1990 · 750 citations · 31 references
There is still no evidence that women with early breast cancer who undergo breast conservation surgery have less psychiatric morbidity after treatment than those who undergo mastectomy. Women who surrender autonomy for decision making by agreeing to participate in randomised clinical trials do not experience any different psychological, sexual, or social problems from those women who are treated for breast cancer outside a clinical trial.
31
The Hospital Anxiety and Depression Scale
A. S. Zigmond, R. P. Snaith · Acta Psychiatrica Scandinavica · 1983 · 45.5K citations
Analysis of serial measurements in medical research.
J. N. S. Matthews, D G Altman, Michael J. Campbell et al. · BMJ · 1990 · 3.1K citations · Full text
Retrospective Cohort Study, Serial Measurements, Medical Research Data +11