1. Cytologic method as an aid in diagnosis of gastric carcinoma;Graham;Surgery Gynec. Obstet.,1948
2. Cytology of gastric fluid in diagnosis of carcinoma of stomach;Papanicolaou;J. natn. Cancer Inst.,1947
3. Carcinoma of the stomach;Welch;Ann. Surg.,1958
4. Role of exfoliative cytology in the diagnosis of cancer of the digestive tract;Raskin;J. Am. med. Ass.,1959
5. The cytologic diagnosis of gastric cancer by chymotrypsin lavage. 1. The accuracy of the method;Klayman;Gastroenterology,1955