1. Report of the Commission for the Study and Treatment of “Anemia” in Puerto Rico;Ashford,1904
2. The war on the hookworm;Ashford,1928
3. The prevalence of intestinal parasitism in certain areas of Puerto Rico; a 3-year study;Maldonado;Bol. Asoc. Med., P. Rico,1959
4. Intestinal loss and reabsorption of iron in hookworm infection;Roche;J. Lab. Clin. Med.,1959
5. Study of the urinary and fecal excretion of radioactive chromium, Cr51, in man; its use in the measurement of intestinal blood loss associated with hookworm infection;Roche;J. Clin. Invest.,1957