Earlier in the 20th century research showed that children in hospitals who were isolated and deprived of love died, whereas those with similar illnesses who received love had much more chance of recovery. (imagorelationships.org)
Like similar illnesses in people, it can be caused by a variety of organisms. (texaswestveterinarian.com)
From a quite similar illness as my mum suffered from a brain tumor. (songofstyle.com)