APA

Chamberlain A. T., Seib K., Ault K. A., Rosenberg E. S., Frew P. M., Cortés M., Whitney E. A. S., Berkelman R. L., Orenstein W. A. & Omer S. B. (20160315). Improving influenza and Tdap vaccination during pregnancy: A cluster-randomized trial of a multi-component antenatal vaccine promotion package in late influenza season. : Vaccine.

Chicago

Chamberlain A T, Seib K, Ault K A, Rosenberg E S, Frew P M, Cortés M, Whitney E A S, Berkelman R L, Orenstein W A and Omer S B. 20160315. Improving influenza and Tdap vaccination during pregnancy: A cluster-randomized trial of a multi-component antenatal vaccine promotion package in late influenza season. : Vaccine.

Harvard

Chamberlain A. T., Seib K., Ault K. A., Rosenberg E. S., Frew P. M., Cortés M., Whitney E. A. S., Berkelman R. L., Orenstein W. A. and Omer S. B. (20160315). Improving influenza and Tdap vaccination during pregnancy: A cluster-randomized trial of a multi-component antenatal vaccine promotion package in late influenza season. : Vaccine.

MLA

Chamberlain A T, Seib K, Ault K A, Rosenberg E S, Frew P M, Cortés M, Whitney E A S, Berkelman R L, Orenstein W A and Omer S B. Improving influenza and Tdap vaccination during pregnancy: A cluster-randomized trial of a multi-component antenatal vaccine promotion package in late influenza season. : Vaccine. 20160315.