References
- Sayre JW Charney E et al. House and hand dust as a potential source of childhood lead exposure Am J Dis Child 1974 127 167 170
- Fairey , FS and Gray , JW . 1970 . Soil lead and pediatric lead poisoning in Charleston, SC . J SC Med Assoc , 66 : 79 – 82 .
- Berman , E and McKiel , K . 1972 . Is that toothpaste safe? . Arch Environ Health , 25 : 64 – 65 .
- Joselow , MM and Bogden , JD . 1974 . Lead content of printed media . Am J Public Health , 64 : 238 – 240 .
- June 28 1972 . Joint Announcement of Ministry of Agriculture, Fisheries, and Food and Department, of Health and Social Security Vol. 190 , June 28 , Great Britian
- King , BG . 1971 . Maximum daily intake of lead without excessive body burden . Am J Dis Child , 122 : 337 – 340 .
- Laitinen , HA . 1960 . Chemical Analysis , New York : McGraw-Hill Book Co Inc . chap 14
- Bogden , JD and Joselow , MM . 1974 . A micro-method for the collection and analysis of trace metals by paper-in-a-cup atomic absorption spectrophotometry . Am Ind Hyg Assoc J , 35 : 88 – 92 .
- Oser , BL . 1965 . Hawk’s Physiological Chemistry , 14 , 473 New York : McGraw-Hill Book Co Inc .
- Diem , K and Lentner , C . 1971 . Scientific Tables , 7 , Basle , , Switzerland : Ciba-Geigy Ltd .
- Barltrop , D . 1966 . The prevalence of pica . Am J Dis Child , 112 : 116 – 123 .
- Lin-Fu , JS . 1973 . Vulnerability of children to lead exposure and toxicity . N Engl J Med , 289 : 1289 – 1293 .
- Six , KM and Goyer , RA . 1970 . Experimental enhancement of lead toxicity by low dietary calcium . J Lab Clin Med , 76 : 933 – 942 .