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Submitted on: 19 May 2013.
Revised on: 16 June 2013.
Accepted on: 30 June 2013.
STATISTICAL METHODS IN MEDICAL RESEARCH
Submitted on: 09 January 2020.
Revised on: 27 January 2020.
Accepted on: 11 February 2020.
STATISTICAL METHODS IN MEDICAL RESEARCH
Submitted on: 29 April 2016.
Revised on: 09 May 2016.
Accepted on: 31 May 2016.
STATISTICAL METHODS IN MEDICAL RESEARCH
Submitted on: 09 April 2022.
Revised on: 09 May 2022.
Accepted on: 23 May 2022.
STATISTICAL METHODS IN MEDICAL RESEARCH