Added Clinically Measured Observations support

Change-Id: I47f97070a6cdcad0dd9ebd16c5586ca20510b416
Signed-off-by: Jeremy Ho <jujaga@gmail.com>
Added test coverage for clinically measured observations

Change-Id: Iad6365e124bc5d952d79d8fa34a2729b27748de0
Signed-off-by: Jeremy Ho <jujaga@gmail.com>