RT Journal Article SR Electronic T1 Shark cartilage: the Laetrile of the 1990s JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 179 OP 180 VO 63 IS 3 A1 Markman, Maurie YR 1996 UL http://www.ccjm.org/content/63/3/179.abstract AB