Listen to the following radio extract and complete the notes that follow.
Conclusions of a systematic review of article on Alzheimer's Disease (AD): __________ suffer from AD at present. By 2020 the figure will be  _______ and by 2040  ____________.
In terms of numbers  ____________ are most affected and the situation will become more serious. Currently  _____ of AD sufferers live in poorer countries and this figure will rise to 70% by _______ .
In other words, whilst the number of AD patients is projected to  _______________ in China, India, south east Asia and the western pacific, in industrialised countries there will be  ____________________________.
Reasons for this increase:
- populations are high in developing nations
However, the prevalence of dementia is  _____________ in developing nations. This is due to  ____________________________ rather than  ____________________________. Also possible as a result of  _________________ .
Dr Ferri suggests governments should spend money on reducing heart disease (a risk factor for AD) and in particular on tackling  ____________________________________________________________________ .