| Professional Clinical Positions |
| 1995 - Present |
Borland-Groover Clinic
1820 Barrs St.
Suite 400
Jacksonville, Florida |
| 1988 - 1995 |
Clinic for Digestive Diseases
Jacksonville, Florida |
| 1987 - 1988 |
Assistant Professor of Medicine and Attending Physician
University of California School of Medicine
San Francisco, California |
| 1985 - 1988 |
Instructor of Medicine
University of California School of Medicine
San Francisco, California |
| 1985 - 1988 |
Associate Investigator
Veterans Administration Medical Center
San Francisco, California |
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| Postgraduate Education |
| 1983 - 1985 |
Fellowship, Gastroenterology
University of California School of Medicine
San Francisco, California |
| 1982 - 1983 |
Resident, Internal Medicine
University of California School of Medicine
San Francisco, California |
| 1980 - 1982 |
Resident, Internal Medicine
Columbia - Presbyterian Medical Center
New York City, New York |
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| Medical Education |
| 1976 - 1980 |
Doctor of Medicine
University of California School of Medicine
San Francisco, California |
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| Undergraduate Education |
| 1972 - 1976 |
Bachelor of Science
Cum Laude
Yale College
New Haven, Connecticut |
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| Licensure |
|
Florida |
|
Physician and Surgeon, California |
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Physician and Surgeon, New York, Inactive, 1982 |
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| Certification |
|
Board Certified in Gastroenterology, 1985 |
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Board Certified in Internal Medicine, 1983 |
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| Publications |
| Hwang WI, Sack TL, Kim YS. "Effects of cyclic-adenosine 3' :5'-monophosphate upon glycoprotein and carcinoembryonic antigen synthesis and release by human colon cancer cells." Cancer Research 1986; 46: 3371-3374 |
| Sack TL, Gum J, Kim YS. "Cyclic-AMP-stimpulated synthesis and release of carcinoembryonic antigen by pancreatic cancer cells." International Journal of Pancreatology, 1988; 3: 171-184. |
| Sack TL, Gum JR, Low M, Kim YS. "Release of carcinoembryonic antigen from human colon cancer cells by phosphatidylinositol - specific phyospholipase C." Journal of Clinical Investigation, 1988: 82: 586-593. |
| Toribara N, Sack TL, Gum JR, Ho SB, Shively JE, Wilson JKV, Kim YS. "Heterogeneity in the induction and expression of carcinoembryonic antigen-related antigens in human colon cancer cell lines." Cancer Research, 1989; 49: 3321-3327. |
| Gum JR, Hicks JW, Sack TL, Kim YS. "Molecular cloning of complementary cDNA's encoding alkaline phosphatase in human colon cancer cells." Cancer Research 1990; 50: 1085-1091 |
| Sack TL. "The medical acute abdomen: a diagnostic guide." Jacksonville Medicine 1993; 44: 65-67 |
| Sack TL. "The new hepatitis alphabet: A through E." Jacksonville Medicine 1993; 44:167-169. |
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| Professional Affiliations |
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Alpha Omega Alpha National Medial Honor Society |
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American College of Physicians |
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American Society of Gastrointestinal Endoscopy |
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American Gastroenterology Association |
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American Medical Association |
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Duval County Medical Society |
