1. The FEP (free erythrocyte porphyrins) test: a screening method for lead poisoning;Piomelli;Pediatrics,1973
2. The micromeasurement of free erythrocyte porphyrin as a means of screening for beta thalassemia minor in subjects with microcytosis;Stockman,1973
3. A micromethod for free erythrocyte porphyrins: the FEP test;Piomelli;J Lab Clin Med,1973
4. Pyridoxine responsive anemia: report of two cases in brothers and a review of the literature;Medal;Blood,1961
5. Erythrocyte protoporphyrin;Langer;Blood,1972