Lucero, M. G., Dulalia, V. E., Nillos, L. T., Williams, G., Parreño, R. A. N., Nohynek, H., . . . Makela, H. (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 Syst Rev.

Lucero, Marilla G., Vernoni E. Dulalia, Leilani T. Nillos, Gail Williams, Rhea Angela N. Parreño, Hanna Nohynek, Ian D. Riley, i Helena Makela. "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 Syst Rev 2009.

Lucero, Marilla G., et al. "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 Syst Rev 2009.