References
- Kamme C, Lundgren K, Mårdh P ‐A. The aetiologv of acute otitis media in children. Occurrence of bacteria, L forms of bacteria and mycoplasma in the middle ear exudate. Relationship between bacterial findings in the middle ear exudate, nasopharynx and throat. Scand J Infect Dis 1971; 3: 217–23
- Rosén C, Christensen P, Hovelius B, Prellner K. Effect of pneumococcal vaccination on upper respiratory tract infections in children. Design of a follow‐up study. Scand J Infect Dis 1983, Suppl 39: 39–44
- Karma P, Pukander J, Sipilä M, et al. Prevention of otitis media in children by pneumococcal vaccination. Am J Otolaryngol 1985; 6: 173–84
- Kalm O, Prellner K, Christensen P. The effect of intravenous immunoglobulin treatment in recurrent acute otitis media. Int J Pediatr Otorhinolaryngol 1986; 11: 237–46
- Shurin P A., Giebink G S., Wegman D L., et al. Prevention of pneumococcal otitis media in chinchillas with human bacterial polysaccharide immune globulin. J Clin Microbiol 1988; 26: 755–9
- Gebhart D E. Tympanostomy tubes in the ottis media prone child. Laryngoscope 1981; 91: 849–66
- Ensign P R., Urbanish E M., Morgan M. Prophylaxis for otitis media in an indian population. Am J Public Health 1960; 50: 195–9
- Maynard J E., Fleshman J K., Tschopp C F. Otitis media in Alaskan eskimo children. Prospective evaluation of chemoprophylaxis. JAMA 1972; 219: 597–9
- Perrin J ‐M, Charney E, MacWhinney J B., et al. Sulfisoxazole as chemoprophylaxis for recurrent otitis media. N Engl J Med 1974; 291: 664–7
- Schwartz R H., Puglise J, Rodriguez W J. Sulphamethoxazole prophylaxis in the otitis‐prone child. Arch Dis Child 1982; 57: 590–3
- Biedel C W. Modification of recurrent otitis media by short‐term sulfonamide therapy. Am J Dis Child 1978; 132: 681–3
- Liston T E., Foshee C W S, Pierson M W. Sulfisoxazole chemoprophylaxis for frequent otitis media. Pediatrics 1983; 71: 524–30
- Principi N, Marchisio P, Massironi E, et al. Prophylaxis of recurrent acute otitis media and middle‐ear effusion. Am J Dis Child 1989; 143: 1414–8
- Persico M, Podoshin L, Fradis M, et al. Recurrent acute otitis media—prophylactic penicillin treatment: a prospective study. Part I. Int J Pediatr Otorhinolaryngol 1985; 10: 37–46
- Hermansson A, Prellner K, Hellström S. Prevention of experimental acute otitis media with penicillin V. Acta Otolaryngol (Stockh) 1990; 109: 119–23
- Ingvarsson L, Lundgren K, Olofsson B, Wall S. Epidemiology of acute otitis media in children. A prospective study of acute otitis media in children. A prospective study of acute otitis media in children. 2. Incidence in an urban population. Acta Otolaryngol (Stockh) 1982, Suppl 388: 29–52
- Freijd A A., Rynnel‐Dagöö B. Isolation of nasopharyn‐geal beta‐lactamase‐producing Haemophilus influenzae in relation to antibiotic treatment of acute otitis rnedia in infants. Acta Otolaryngol (Stockh) 1983; 95: 351–7
- Scheifele D W., Fussel S J. Ampicillin‐resistant Haemophilus influenzae colonizing ambulatory children. Am J Dis Child 1981; 135: 406–9
- Doern G V., Jorgensen J H., Thornsberry C, et al. National collaborative study of the prevalence of antimicrobial resistance among clinical isolates of Haemophilus influenzae. Antimicrob Agents Chemother 1988; 32: 180–5
- Syriopoulou V, Scheifele D, Smith A L., Perry P M., Howie V. Increasing incidence of ampicillin resistance in Haemophilus influenzae. J Pediatr 1978; 92: 889–92