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Table representation of search results timeline featuring number of search results per year.

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1991 1
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Pulmonary nuclear medicine.
Simkin PH, Licho R, Brill AB. Simkin PH, et al. Curr Opin Radiol. 1991 Dec;3(6):859-70. Curr Opin Radiol. 1991. PMID: 1751295 Review.
Factors Influencing Lesion Detection in SPECT Lung Images.
Gifford HC, Zheng XM, Licho R, Pretorius PH, Schneider PB, Simkin PH, King MA. Gifford HC, et al. Among authors: simkin ph. IEEE Nucl Sci Symp Conf Rec (1997). 2006;5:2662-2666. doi: 10.1109/NSSMIC.2006.356429. IEEE Nucl Sci Symp Conf Rec (1997). 2006. PMID: 19169428 Free PMC article.