This vaccine, which prevents one of the most common and severe forms of pneumonia, is usually given only once in a lifetime, usually after the age of 55, to someone with ongoing lung problems (such as chronic obstructive pulmonary disease (COPD) or asthma) or other chronic diseases (including those involving the heart and kidneys). This vaccination would rarely be given to children.
IMMUNIZATION, PNEUMOCOCCAL PNEUMONIA
Meaning of IMMUNIZATION, PNEUMOCOCCAL PNEUMONIA in English
English dictionary of medicine. Английский словарь медицины. 2012