People with PTSD are afflicted with three primary types of symptoms.

CNN: PTSD: Know the symptoms and when to get help

There are more than 70 types of primary immunodeficiency disorders, and signs and symptoms differ depending on the particular type of disorder you have.

CNN: Primary immunodeficiency

The genre is technically known as a Tactical Role Playing Game, meaning that one of the primary game activities is to collect different types of soldiers (in our case, a crew of odd-ball talking animals and mythological creatures) and field them in tactical battles (ship raids and prison breaks).

FORBES: Move up http://i.forbesimg.com t Move down

But these deficits come in two types: the normal one and a primary one.

FORBES: Italian Elections: The Real Problem Is The Primary Surplus Means Italy Can Leave The Euro

The primary beneficiaries have been commodity producers, the hospitality industry and certain types of manufacturers.

ECONOMIST: Exports and the economy

The old primary site should, the brief recommends, be used for a variety of housing types with the overall area capable of accommodating up to 45 houses.

BBC: Scottish Borders key property plan goals drawn up

In the current study, the researchers surveyed 422 primary-care doctors practicing across the United States about how often they experienced eight different types of difficult encounters, from having a patient with unrealistic expectations for care to one who was disrespectful or verbally abusive.

CNN: Cranky doctor or annoying patient? Sometimes it's both

Clinton boosters will hope that the types of downtrodden whites Mrs Clinton needs to win (including in the crucial Pennsylvania primary in April) will not be soothed by Mr Obama's talk.

ECONOMIST: Barack Obama speaks about race