Gardner & Johnson 2013b, p.501-502 Gardner, Esther P; Johnson, Kenneth O (2013b). "23 - Pain". ใน Kandel Eric R; Schwartz James H; Jessell Thomas M; Siegelbaum Steven A; Hudspeth AJ (บ.ก.). Principles of Neural Science (พิมพ์ครั้งที่5th). United State of America: McGraw-Hill. น.498-529. ISBN978-0-07-139011-8.
Gardner & Johnson 2013b, p.501 Gardner, Esther P; Johnson, Kenneth O (2013b). "23 - Pain". ใน Kandel Eric R; Schwartz James H; Jessell Thomas M; Siegelbaum Steven A; Hudspeth AJ (บ.ก.). Principles of Neural Science (พิมพ์ครั้งที่5th). United State of America: McGraw-Hill. น.498-529. ISBN978-0-07-139011-8.
Gardner & Johnson 2013b, p.500 Gardner, Esther P; Johnson, Kenneth O (2013b). "23 - Pain". ใน Kandel Eric R; Schwartz James H; Jessell Thomas M; Siegelbaum Steven A; Hudspeth AJ (บ.ก.). Principles of Neural Science (พิมพ์ครั้งที่5th). United State of America: McGraw-Hill. น.498-529. ISBN978-0-07-139011-8.
Gardner & Johnson 2013b, p.500, 509 Gardner, Esther P; Johnson, Kenneth O (2013b). "23 - Pain". ใน Kandel Eric R; Schwartz James H; Jessell Thomas M; Siegelbaum Steven A; Hudspeth AJ (บ.ก.). Principles of Neural Science (พิมพ์ครั้งที่5th). United State of America: McGraw-Hill. น.498-529. ISBN978-0-07-139011-8.
Gardner & Johnson 2013b, p.504, 507-508 Gardner, Esther P; Johnson, Kenneth O (2013b). "23 - Pain". ใน Kandel Eric R; Schwartz James H; Jessell Thomas M; Siegelbaum Steven A; Hudspeth AJ (บ.ก.). Principles of Neural Science (พิมพ์ครั้งที่5th). United State of America: McGraw-Hill. น.498-529. ISBN978-0-07-139011-8.
Gardner & Johnson 2013a, p.480 Gardner, Esther P; Johnson, Kenneth O (2013a). "22 - The Somatosensory System: Receptors and Central Pathway". ใน Kandel Eric R; Schwartz James H; Jessell Thomas M; Siegelbaum Steven A; Hudspeth AJ (บ.ก.). Principles of Neural Science (พิมพ์ครั้งที่5th). United State of America: McGraw-Hill. น.475-497. ISBN978-0-07-139011-8.
Gardner & Johnson 2013a, p.482 Gardner, Esther P; Johnson, Kenneth O (2013a). "22 - The Somatosensory System: Receptors and Central Pathway". ใน Kandel Eric R; Schwartz James H; Jessell Thomas M; Siegelbaum Steven A; Hudspeth AJ (บ.ก.). Principles of Neural Science (พิมพ์ครั้งที่5th). United State of America: McGraw-Hill. น.475-497. ISBN978-0-07-139011-8.
Gardner & Johnson 2013b, p.502 Gardner, Esther P; Johnson, Kenneth O (2013b). "23 - Pain". ใน Kandel Eric R; Schwartz James H; Jessell Thomas M; Siegelbaum Steven A; Hudspeth AJ (บ.ก.). Principles of Neural Science (พิมพ์ครั้งที่5th). United State of America: McGraw-Hill. น.498-529. ISBN978-0-07-139011-8.
Gardner & Johnson 2013b, p.504 Gardner, Esther P; Johnson, Kenneth O (2013b). "23 - Pain". ใน Kandel Eric R; Schwartz James H; Jessell Thomas M; Siegelbaum Steven A; Hudspeth AJ (บ.ก.). Principles of Neural Science (พิมพ์ครั้งที่5th). United State of America: McGraw-Hill. น.498-529. ISBN978-0-07-139011-8.
Gardner & Johnson 2013b, p.503 Gardner, Esther P; Johnson, Kenneth O (2013b). "23 - Pain". ใน Kandel Eric R; Schwartz James H; Jessell Thomas M; Siegelbaum Steven A; Hudspeth AJ (บ.ก.). Principles of Neural Science (พิมพ์ครั้งที่5th). United State of America: McGraw-Hill. น.498-529. ISBN978-0-07-139011-8.
Gardner & Johnson 2013b, Table 23-5 Tactile acuity in the human hand is highest on the fingertip, 505 Gardner, Esther P; Johnson, Kenneth O (2013b). "23 - Pain". ใน Kandel Eric R; Schwartz James H; Jessell Thomas M; Siegelbaum Steven A; Hudspeth AJ (บ.ก.). Principles of Neural Science (พิมพ์ครั้งที่5th). United State of America: McGraw-Hill. น.498-529. ISBN978-0-07-139011-8.
Gardner & Johnson 2013a, p.476, 480-481 Gardner, Esther P; Johnson, Kenneth O (2013a). "22 - The Somatosensory System: Receptors and Central Pathway". ใน Kandel Eric R; Schwartz James H; Jessell Thomas M; Siegelbaum Steven A; Hudspeth AJ (บ.ก.). Principles of Neural Science (พิมพ์ครั้งที่5th). United State of America: McGraw-Hill. น.475-497. ISBN978-0-07-139011-8.
Gardner & Johnson 2013a, p.488-495 Gardner, Esther P; Johnson, Kenneth O (2013a). "22 - The Somatosensory System: Receptors and Central Pathway". ใน Kandel Eric R; Schwartz James H; Jessell Thomas M; Siegelbaum Steven A; Hudspeth AJ (บ.ก.). Principles of Neural Science (พิมพ์ครั้งที่5th). United State of America: McGraw-Hill. น.475-497. ISBN978-0-07-139011-8.
Gardner & Johnson 2013a, p.492, 494 Gardner, Esther P; Johnson, Kenneth O (2013a). "22 - The Somatosensory System: Receptors and Central Pathway". ใน Kandel Eric R; Schwartz James H; Jessell Thomas M; Siegelbaum Steven A; Hudspeth AJ (บ.ก.). Principles of Neural Science (พิมพ์ครั้งที่5th). United State of America: McGraw-Hill. น.475-497. ISBN978-0-07-139011-8.
Gardner & Johnson 2013a, p.494 Gardner, Esther P; Johnson, Kenneth O (2013a). "22 - The Somatosensory System: Receptors and Central Pathway". ใน Kandel Eric R; Schwartz James H; Jessell Thomas M; Siegelbaum Steven A; Hudspeth AJ (บ.ก.). Principles of Neural Science (พิมพ์ครั้งที่5th). United State of America: McGraw-Hill. น.475-497. ISBN978-0-07-139011-8.
Gardner & Johnson 2013a, p.488 Gardner, Esther P; Johnson, Kenneth O (2013a). "22 - The Somatosensory System: Receptors and Central Pathway". ใน Kandel Eric R; Schwartz James H; Jessell Thomas M; Siegelbaum Steven A; Hudspeth AJ (บ.ก.). Principles of Neural Science (พิมพ์ครั้งที่5th). United State of America: McGraw-Hill. น.475-497. ISBN978-0-07-139011-8.