Getting lost may be the first sign of Alzheimer’s, scientists discover
https://www.theguardian.com/society/2017/may/06/getting-lost-may-be-first-sign-of-alzheimers
More about the Four Mountain Test referred to in article
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5092189/
http://www-users.york.ac.uk/~th512/mountains_poster_small.pdf
http://discovery.ucl.ac.uk/1472012/1/Thesis_final_volume1_Gore_redacted.pdf
https://www.theguardian.com/society/2017/may/06/getting-lost-may-be-first-sign-of-alzheimers
More about the Four Mountain Test referred to in article
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5092189/
http://www-users.york.ac.uk/~th512/mountains_poster_small.pdf
http://discovery.ucl.ac.uk/1472012/1/Thesis_final_volume1_Gore_redacted.pdf