According to the report, most of the surge in caloric intake occurred in two periods: from 1976 to 1980 and from 1988 to 1994.
Walters was an official adviser to Thatcher for two periods: from 1981 to 1984, and in 1989.
A look at what happened over the two periods — from 2002 to 2007 and from 2007 to 2013 — shows a pattern of reversal.
We therefore develop both approaches over two periods from both a conic and mean-variance perspective.
Change in headache day frequency is typically assessed across two periods (from baseline to follow-up).
In the following analysis, therefore, we separate Sakurajima data into two periods, from 1968 to 1999 and from 2008 to 2011.
During two periods, from 3too 5 pm and 9 to 10 pm, up to two visitors are allowed in the patient room at the same time.
After a preliminary analysis, we split the data into two periods: from 2000 to 2005 (period 1) and from 2006 to 2011 (period 2) mainly because of two reasons.
Patients and methods This is a prospective study realized in the whole pediatric department of the Strasbourg University Hospital, comparing two periods: from September 1 to October 31, 2014 (period 1), and from March 1 to April 30, 2015 (period 2).
Between those two periods (from November 2014 to February 2015), we have worked with the hygiene team to update, standardize and broadcast protocols of CVC placement and maintenance in the department.
