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Annen K, et al. Two Cases of Transfusion-Transmitted Anaplasma phagocytophilum . Am Jour Clin Path. 137, 562-565. Doi: 10.1309/AJCP4E4VQQQOZIAQ(2012).
Bakken JS, Aguero-Rosenfeld ME, Tilden RL, et al. Serial measurements of hematologic counts during the active phase of human granulocytic ehrlichiosis. Clin Infect Dis. 2001; 32: 862–870.
Blanton L, Keith B, Brzezinski W. Southern Tick-Associated Rash Illness: Erythema Migrans Is Not Always Lyme Disease. South Med J. 2008;101(7):759-760.
Brummitt SI, Barbour AG, Hue F, Kjemtrup AM. Molecular characterization of Borrelia burgdorferi from case of autochthonous Lyme arthritis[letter]. Emerg Infect Dis. 2014 Dec [11-4-2015]. Available at: Accessed February 12, 2016. 
Bryant K. Tickborne Infections. In: Long SS. Principles and Practices of Pediatric Infectious Diseases. 4th ed. St. Louis, MO: Elsevier, Inc.; 2012: 92, 531-536.
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Coulter P, Lema C, Flayhart D, et al. Two-Year Evaluation of Borrelia burgdorferi Culture and Supplemental Tests for Definitive Diagnosis of Lyme Disease. Jour Clin Micro. 2005;43(10):5080-5084.
Engel J, Bradley K, et al. Revision of the national surveillance case definition for ehrlichiosis (ehrlichiosis/anaplasmosis). Council of State and Territorial Epidemiologists, Infectious Diseases Committee, 2007 Position Statement. Available at: Accessed February 12, 2016.
Fischer M, Staples JE. Coltiviruses (Colorado Tick Fever). In: Long SS, Pickering LK, Prober CG, eds. Principles and Practice of Pediatric Infectious Diseases. 4th ed. St. Louis, MO: Elsevier, Inc.; 2012.
Gelfand JA, Vannier E. Ehrlichia chaffeensis (human monocytotropic ehrlichiosis), Anaplasma phagocytophilum (human granulocytotropic anaplasmosis) and other ehrlichiae. In: Mandell GL, Bennett JE, Dolin R, eds. Mandell, Douglas, and Bennett’s Principles and Practice of Infectious Diseases. 6th ed. Philadelphia, PA: Churchill Livingstone; 2005: 2310–2318.
Hoang Johnson DK, Schiffman EK, Davis JP, Neitzel DF, Sloan LM, Nicholson WL, et al. Human infection with Ehrlichia muris–like pathogen, United States, 2007–2013. Emerg Infect Dis. Available at: Accessed February 12, 2016. 
Hu LT, Tsibris AM, Branda JA. Case Records of the Massachusetts General Hospital Case 24-2015. A 28-Year-Old Pregnant Woman with Fever, Chills, Headache, and Fatigue. N Engl J Med. 2015 Jul 30;373(5):468-75. doi: 10.1056/NEJMcpc1501763.
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Krause PJ, Narasimhan S, Wormser GP, Barbour AG, Platonov AE, Brancato J, et al. Borrelia miyamotoi sensu lato seroreactivity and seroprevalence in the northeastern United States. Emerg Infect Dis. 2014 July [11-4-2015]. Available at: Accessed February 12, 2016.
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Morb Mortal Wkly Rep. Concerns Regarding a New Culture Method for Borrelia burgdorferi Not Approved for the Diagnosis of Lyme Disease. 2014;63:333.
Morb Mortal Wkly Rep. Diagnosis and Management of Tickborne Rickettsial Diseaes: Rocky Mountain Spotted Fever, Ehrlichioses, and Anaplasmosis--United States. 2006. Vol. 55(RR-4).
Paddock CD, et al. Rickettsia parkeri rickettsiosis and its clinical distinction from Rocky Mountain spotted fever. Clin Infect Dis, 2008; 47:1188-96.
Pastula DM, Turabelidze G, Yates KF, et al. Heartland Virus Disease - United States, 2012–2013. MMWR 2014;63:270-71.
Pedati C. et al. Morb Mortal Wkly Rep. 2015;64:1317-1318 Notes from the Field: Increase in Human Cases of Tularemia — Colorado, Nebraska, South Dakota, and Wyoming, January–September 2015.
Pritt BS, Sloan LM, Hoang Johnson DK,  et al. Emergence of a new pathogenic Ehrlichia species, Wisconsin and Minnesota, 2009. New England Journal of Medicine 365(5):422-429. 2011. Available at:]. Accessed February 12, 2016.
Rand JV, Tarasen AJ, Kumar J, Homan SM, Tobin E. Intracytoplasmic Granulocytic Morulae Counts on Confirmed Cases of Ehrlichiosis/Anaplasmosis in the Northeast American Journal of Clinical Pathology, 141, 683-686. doi:10.1309/AJCP6Q2BOKYALDYZ(2014).
Riemersma KK, Komar N. Heartland virus neutralizing antibodies in vertebrate wildlife, United States, 2009–2014. Emerg Infect Dis. 2015 Oct [12-7-2015]. Available at: Accessed February 12, 2016.
Roscoe C, Epperly T. Tick-borne relapsing fever. Am Fam Phys. 2005 Nov 15;72(10):2039-44. Available at: Accessed February 12,2016.
Schwan TG, Policastro PF, Miller Z, Thompson RL, Damrow T, Keirans JE. Tick-borne Relapsing Fever Caused by Borrelia hermsii, Montana. Emerg Infect Dis [serial online] 2003 Sept [11-4-2015]. Available at: Accessed February 12,2016.
Sumner JW, Durden LA, Goddard J, Stromdahl EY, Clark KL, Reeves WK, et al. Gulf Coast ticks (Amblyomma maculatum) and Rickettsia parkeri, United States. Emerg Infect Dis [serial on the Internet]. 2007 May [11-4-2015]. Available at: Accessed February 12, 2016. 
Watson, ME, Storch GA, Dunne WM, Burnham CD. A Two-Year-Old Female with Fever and Rash. J Clin Microbiol. 2011 Jul.; 49(7)2389. Available at: Accessed February 12, 2016.
Wormser GP, Dattwyler RJ, Shapiro ED, et al. The clinical assessment, treatment and prevention of Lyme disease, human granulocytic anaplasmosis, and babesiosis: clinical practice guidelines by the Infectious Diseases Society of America. Clin Infect Dis. 2006; 43:1089–1134.
Yager PH. Case 6-2014 - A 35-Day-Old Boy with Fever, Vomiting, Mottled Skin, and Severe Anemia. Am Fam Phys. 2005 Nov 15;72(10):2039-44.