Includes bibliographical references. / Biospecimens1 collected during routine oncology diagnostic and therapeutic interventions may be stored for future medical purposes. In accordance with legal and ethical principles, the patient provides informed consent for removal of the tissue for diagnostic or therapeutic reasons. Informed consent gives permission for the violation of bodily integrity that is inevitable with tissue removal.

Includes bibliographical references. / Public perceptions of vaccination have changed greatly since George Bernard Shaw unleashed his diatribe against the practice. Today it is recognised that, far from spreading disease, vaccination is one of the cheapest and most effective public health interventions. Immunization against infectious diseases has drastically reduced mortality and morbidity, particularly among children, and has diminished the disease burden caused by poliomyelitis, rubella, measles, tetanus, diphtheria and whooping cough, amongst others.