Williams WW, Hickson MA, Kane MA, Kendal AP, Spika JS, Hinman AR.  Immunization policies and vaccine coverage among adults: the risk for missed opportunities . Ann Intern Med 1988;; 108:616-25.
 Research Committee of the British Thoracic Society and the Public Health Laboratory Service. Community-acquired pneumonia in adults in British hospitals in 1982-1983: a survey of aetiology, mortality, prognostic factors and outcome . Quart J Med 1987;; 62:195-220.
Istre GR, Tarpay M, Anderson M, Pryor A, Welch D,  Pneumococcus Study Group. Invasive disease due to Streptococcus pneumoniae in an area with a high rate of relative penicillin resistance . J Infect Dis 1987;;156:732-5.
Breiman RF, Navarro VJ, Darden PM, Darby CP, Spika JS. Â Streptococcus pneumoniae bacteremia in residents of Charleston County, South Carolina, a decade later (Abstract)Â . In: Program and abstracts of the 28th Interscience Conference on Antimicrobial Agents and Chemotherapy . Washington, DC: American Society for Microbiology, 1988;:343.
Davidson M, Schraer CD, Parkinson AJ, et al. Â Invasive pneumococcal disease in an Alaska Native population, 1980 through 1986Â . JAMA 1989;;261: 715-8.
Polsky B, Gold JWM, Whimbey E, et al.  Bacterial pneumonia in patients with the acquired immunodeficiency syndrome . Ann Intern Med 1986;;104:38-41.
Simberkoff MS, Sadr WE, Schiffman G, Rahal JJ.  Streptococcus pneumoniae infections and bacteremia in patients with acquired immune deficiency syndrome, with report of a pneumococcal vaccine failure . Am Rev Respir Dis 1984;;130:1174-6.
Stover DE, White DA, Romano PA, Gellene RA, Robeson WA.  Spectrum of pulmonary diseases associated with the acquired immune deficiency syndrome . Am J Med 1985;; 78:429-37.
Lane CH, Masur H, Edgar LC, Whalen G, Rook AH, Fauci AS.  Abnormalities of B-cell activation and immunoregulation in patients with the acquired immunodeficiency syndrome . N Engl J Med 1983;;309:453-8.
Ammann AJ, Schiffman G, Abrams D, Volberding P, Ziegler J, Conant M.  B-cell immunodeficiency in acquired immune deficiency syndrome . JAMA 1984;;251:1447-9.
Robbins JB, Austrian R, Lee C-J, et al.  Considerations for formulating the second-generation pneumococcal capsular polysaccharide vaccine with emphasis on the cross-reactive types within groups . J Infect Dis 1983;;148:1136-59.
Douglas RM, Paton JC, Duncan SJ, Hansman DJ.  Antibody response to pneumococcal vaccination in children younger than five years of age . J Infect Dis 1983;;148:131-7.
Leinonen M, Sakkinen A, Kalliokoski R, Luotenen J, Timonen M, Makelda PH.  Antibody response to 14-valent pneumococcal capsular polysaccharide vaccine in pre-school age children . Pediatr Infect Dis 1986;;5:39-44.
Mufson MA, Krause HE, Schiffman G.  Longterm persistence of antibody following immunization with pneumococcal polysaccharide vaccine . Proc Soc Exp Biol Med 1983;; 173:270-5.
Mufson MA, Krause HE, Schiffman G, Hughey DF.  Pneumococcal antibody levels one decade after immunization of healthy adults . Am J Med Sci 1987;;293:279-84.
Giebink GS, Le CT, Schiffman G.  Decline of serum antibody in splenectomized children after vaccination with pneumococcal capsular polysaccharides . J Pediatr 1984;;105:576-84.
Weintrub PS, Schiffman G, Addiego JE Jr, et al.  Long-term follow-up and booster immunization with polyvalent pneumococcal polysaccharide in patients with sickle cell anemia . J Pediatr 1984;;105:261-3.
Spika JS, Halsey NA, Le CT, et al.  Decline of vaccine-induced antipneumococcal antibody in children with nephrotic syndrome . Am J Kidney Dis 1986;;7:466-70.
Ballet J-J, Sulcebe G, Couderc L-J, et al.  Impaired anti-pneumococcal antibody response in patients with AIDS-related persistent generalized lymphadenopathy . Clin Exp Immunol 1987;;68:479-87.
Huang K-L, Ruben FL, Rinaldo CR Jr, Kingsley L, Lyter DW, Ho M.  Antibody responses after influenza and pneumococcal immunization in HIV-infected homosexual men . JAMA 1987;;257:2047-50.
Austrian R, Douglas RM, Schiffman G, et al.  Prevention of pneumococcal pneumonia by vaccination . Trans Assoc Am Physicians 1976;;89:184-94.
Riley ID, Tarr PI, Andrews M, et al.  Immunisation with a polyvalent pneumococcal vaccine: reduction of adult respiratory mortality in a New Guinea Highlands community . Lancet 1977;;1:1338-41.
Ammann AJ, Addiego J, Wara DW, Lubin B, Smith WB, Mentzer WC.  Polyvalent pneumococcal-polysaccharide immunization of patients with sickle-cell anemia and patients with splenectomy . N Engl J Med 1977;;297:897-900.
Austrian R. Surveillance of pneumococcal infection for field trials of polyvalent pneumococcal vaccines . Bethesda, Maryland: National Institutes of Health, National Institute of Allergy and Infectious Diseases, 1980;; report no. DAB-VDP-12-84.
Shapiro ED, Clemens JD.  A controlled evaluation of the protective efficacy of pneumococcal vaccine for patients at high risk of serious pneumococcal infections . Ann Intern Med 1984;;101:325-30.
Shapiro ED, Austrian R, Adair RK, Clemens JD. Â The protective efficacy of pneumococcal vaccine (Abstract)Â . Clin Res 1988;;36:470A.
Sims RV, Steinmann WC, McConville JH, King LR, Zwick WC, Schwartz JS.  The clinical effectiveness of pneumococcal vaccine in the elderly . Ann Intern Med 1988;;108:653-7.
Forrester HL, Jahnigen DW, LaForce FM.  Inefficacy of pneumococcal vaccine in a high-risk population . Am J Med 1987;;83:425-30.
Bolan G, Broome CV, Facklam RR, Plikaytis BD, Fraser DW, Schlech WF III.  Pneumococcal vaccine efficacy in selected populations in the United States . Ann Intern Med 1986;;104:1-6.
Simberkoff MS, Cross AP, Al-Ibrahim M, et al.  Efficacy of pneumococcal vaccine in high-risk patients: results of a Veterans Administration cooperative study . N Engl J Med 1986;; 315:1318-27.
Shapiro ED. Â Pneumococcal vaccine failure (Letter)Â . N Engl J Med 1987;;316:1272-3.
Gaillat J, Zmirou D, Mallaret MR, et al.  Essai clinique du vaccin antipneumococcique chez des personnes agees vivant en institution . Rev Epidemiol Sante Publique 1985;;33:437-44.
Borgono JM, McLean AA, Vella PP, et al.  Vaccination and revaccination with polyvalent pneumococcal polysaccharide vaccines in adults and infants . Proc Soc Exper Biol Med 1978;;157:148-54.
Carlson AJ, Davidson WL, McLean AA, et al.  Pneumococcal vaccine: dose, revaccination, and coadministration with influenza vaccine . Proc Soc Exper Biol Med 1979;;161:558-63.
Rigau-Perez JG, Overturf GD, Chan LS, Weiss J, Powars D.  Reactions to booster pneumococcal vaccination in patients with sickle cell disease . Pediatr Infect Dis 1983;;2:199-202.
Lawrence EM, Edwards KM, Schiffman G, Thompson JM, Vaughn WK, Wright PF.  Pneumococcal vaccine in normal children . AJDC 1983;;137:846-50.
Mufson MA, Krause HE, Schiffman G.  Reactivity and antibody responses of volunteers given two or three doses of pneumococcal vaccine . Proc Soc Exper Biol Med 1984;;177:220-5.
Kaplan J, Sarnaik S, Schiffman G.  Revaccination with polyvalent pneumococcal vaccine in children with sickle cell anemia . Am J Pediatr Hematol Oncol 1986;;8:80-2.
Sisk JE, Riegelman RK.  Cost effectiveness of vaccination against pneumococcal pneumonia: an update . Ann Intern Med 1986;;104:79-86.
Fedson DS.  Influenza and pneumococcal immunization strategies for physicians . Chest 1987;; 91:436-43.
ACIP.  Prevention and control of influenza . MMWR 1988;;37:361-4,369-73.