Submitted on: 23 September 2002.
Revised on: 16 October 2002.
Accepted on: 27 October 2002.
___________________Hong Kong Journal of Dermatology & Venereology
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Submitted on: 16 February 2012.
Revised on: 17 March 2012.
Accepted on: 07 May 2012.
___________________Hong Kong Journal of Dermatology & Venereology
Submitted on: 22 September 2015.
Revised on: 21 October 2015.
Accepted on: 31 October 2015.
___________________Hong Kong Journal of Dermatology & Venereology
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Submitted on: 11 July 2014.
Revised on: 09 September 2014.
Accepted on: 08 October 2014.
___________________Hong Kong Journal of Dermatology & Venereology
Submitted on: 10 May 2005.
Revised on: 01 June 2005.
Accepted on: 11 July 2005.
___________________Hong Kong Journal of Dermatology & Venereology
Submitted on: 08 October 2016.
Revised on: 20 November 2016.
Accepted on: 12 January 2017.
___________________Hong Kong Journal of Dermatology & Venereology
Submitted on: 03 November 2005.
Revised on: 16 January 2006.
Accepted on: 05 March 2006.
___________________Hong Kong Journal of Dermatology & Venereology
Submitted on: 20 July 2000.
Revised on: 02 October 2000.
Accepted on: 26 November 2000.
___________________Hong Kong Journal of Dermatology & Venereology