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Cross-Sectional Study on Attitudes among General Practitioners towards Pneumococcal Vaccination for Middle-Aged and Elderly Population in Hong Kong
- Lancelot W. H. Mui,
- Alvin Y. S. Chan,
- Albert Lee,
- John Lee
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- Published: November 5, 2013
- https://doi.org/10.1371/journal.pone.0078210