Lucero, Marilla G., Vernoni E. Dulalia, Leilani T. Nillos, Gail Williams, Rhea Angela N. Parreño, Hanna Nohynek, Ian D. Riley, and Helena Makela (Oct 07, 2009). “Pneumococcal Conjugate Vaccines for Preventing Vaccine-Type Invasive Pneumococcal Disease and X-Ray Defined Pneumonia in Children Less than Two Years of Age”. Cochrane Database of Systematic Reviews (4): CD004977. doi:10.1002/14651858.CD004977.pub2. PMID19821336.
Moberley, Sarah; Holden, John; Tatham, David Paul; Andrews, Ross M (Jan 31, 2013). “Vaccines for preventing pneumococcal infection in adults”. Cochrane Database Syst. Rev. (1): CD000422. doi:10.1002/14651858.CD000422.pub3. PMID23440780.
Frances, Allen; Batstra, Laura (2013). “Why So Many Epidemics of Childhood Mental Disorder?”. Journal of Developmental & Behavioral Pediatrics34 (4): 291-292. doi:10.1097/DBP.0b013e31829425f5. PMID23669874.
Lucero, Marilla G., Vernoni E. Dulalia, Leilani T. Nillos, Gail Williams, Rhea Angela N. Parreño, Hanna Nohynek, Ian D. Riley, and Helena Makela (Oct 07, 2009). “Pneumococcal Conjugate Vaccines for Preventing Vaccine-Type Invasive Pneumococcal Disease and X-Ray Defined Pneumonia in Children Less than Two Years of Age”. Cochrane Database of Systematic Reviews (4): CD004977. doi:10.1002/14651858.CD004977.pub2. PMID19821336.
Moberley, Sarah; Holden, John; Tatham, David Paul; Andrews, Ross M (Jan 31, 2013). “Vaccines for preventing pneumococcal infection in adults”. Cochrane Database Syst. Rev. (1): CD000422. doi:10.1002/14651858.CD000422.pub3. PMID23440780.
Frances, Allen; Batstra, Laura (2013). “Why So Many Epidemics of Childhood Mental Disorder?”. Journal of Developmental & Behavioral Pediatrics34 (4): 291-292. doi:10.1097/DBP.0b013e31829425f5. PMID23669874.