6. Plant and equipment

12 Months Ended

Dec. 31, 2015

Property, Plant and Equipment [Abstract]

6. Plant and equipment

6. Plant and equipment

Plant and equipment consists of the following:

	Cost		Accumulated depreciation		Net book value December 31, 2015		Net book value December 31, 2014
Computer equipment	$	21,278	$	15,333	$	5,945	$	7,352
Computer software		9,848		4,924		4,924		—
Furniture and equipment		352,379		257,728		94,651		114,306
Medical equipment		4,490		3,443		1,047		1,391
Vehicles		64,175		42,993		21,182		40,023
Leasehold improvements		142,793		77,411		65,382		93,471
	$	594,963	$	401,832	$	193,131	$	256,543

Depreciation expense for the year ended December 31, 2015 and 2014 was $90,862 and $83,701, respectively.