Observation:Prid:Pt:XXX:Nom:Acid fast stain.Ziehl-Neelsen
observation:prid:pt:xxx:nom:acid fast stain.ziehl-neelsen
Observation:Presence or Identity:To identify measures at a point in time:Not specified:Nominal:Acid fast stain.Ziehl-Neelsen
observation:presence or identity:to identify measures at a point in time:not specified:nominal:acid fast stain.ziehl-neelsen