PT - JOURNAL ARTICLE AU - U. B. Tripathi AU - P. S. Iyer TI - Use of Tissue-to-Air Ratio in Computation of Specific Absorbed Fraction DP - 1975 Jun 01 TA - Journal of Nuclear Medicine PG - 492--494 VI - 16 IP - 6 4099 - http://jnm.snmjournals.org/content/16/6/492.short 4100 - http://jnm.snmjournals.org/content/16/6/492.full SO - J Nucl Med1975 Jun 01; 16