public function getIOPReadingRightNoUnits($patient)
{
if ($episode = $patient->getEpisodeForCurrentSubspecialty()) {
if ($iop = $this->getElementForLatestEventInEpisode($episode, 'models\\Element_OphCiExamination_IntraocularPressure')) {
if ($reading = $iop->getReading('right')) {
return $reading;
}
}
}
return 'NR';
}