It really depends on the requirements of your application, but once you select a method, stick to it, because you'll generate inconsistencies if you switch over mid-stream.

Inward migration last year reached its highest level since the current method of counting was introduced 17 years ago, with 605,000 long-term migrants arriving in the 12 months to mid-2007.

The results demonstrate that mid-IR ATR method is an effective way for detection of various gastritis diseases and carcinoma of stomach.