Bearn, P., Persad, R., Wilson, N., Flanagan, J., & Williams, T. (1992). 99mTechnetium-labelled red blood cell scintigraphy as an alternative to angiography in the investigation of gastrointestinal bleeding: Clinical experience in a district general hospital. Royal College of Surgeons of England.

Bearn, P., R. Persad, N. Wilson, J. Flanagan, και T. Williams. 99mTechnetium-labelled Red Blood Cell Scintigraphy As an Alternative to Angiography in the Investigation of Gastrointestinal Bleeding: Clinical Experience in a District General Hospital. Royal College of Surgeons of England, 1992.

Bearn, P., et al. 99mTechnetium-labelled Red Blood Cell Scintigraphy As an Alternative to Angiography in the Investigation of Gastrointestinal Bleeding: Clinical Experience in a District General Hospital. Royal College of Surgeons of England, 1992.