docs: public MDecimal getMMHg() {
  		MDecimal result = new MDecimal(currentUnit.getConverterTo(
  				MILLIMETER_OF_MERCURY).convert(doubleValue()));
  		logger.trace(MMarker.GETTER,
  				"Converting from {} to millimetres of Mecrcury : {}",
  				currentUnit, result);
  		return result;
  	}