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A common noun for reading material could be "book" or "magazine."
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Brukner, Peter, et al. Clinical Sports Medicine : McGraw-Hill, 2000.
Canale, S. T. Campbell's Operative Orthopedics. St. Louis: Mosby, 2003.
"Stress--Not Pain--Is Major Barrier to Mammography." Contemporary OB/GYN July 2003: 17.
"Childhood Non-Hodgkin's Lymphoma." National Cancer Institute Page. http://www.nci.nih.gov.
"Studies Compare Mastectomy, Lumpectomy Survival Rates." Clinican Reviews January 2003: 24.
"Contrast Mammography Reveals Hard-to-find Cancers." Cancer Weekly October 14, 2003: 34.
"Adults Non-Hodgkin's Lymphoma." National Cancer Institute Page. http://www.nci.nih.gov.
Heukelbach, J., and H. Feldmeier. "Ectoparasites--The Underestimated Realm." Lancet 363 (March 13, 2004): 889-891.
MacLean, Allan, et al., editors. Infection and Pregnancy. London: Royal College of Obstetricians and Gynaecologists, 2001.
Montoya, J. G., and O. Liesenfeld. "Toxoplasmosis." Lancet 363, no. 9425 (June 12, 2004): 1965-76.