Trivedi, A2002-04-082009-05-302002-04-082009-05-302002-04-08Trivedi A. Persistent iron deficiency anemia. Journal of the Association of Physicians of India. 2002 Apr; 50(): 618http://imsear.searo.who.int/handle/123456789/85593engAnemia, Iron-Deficiency --drug therapyDrug CostsFerric Compounds --economicsHumansIndiaLetter