80
Participants
Start Date
July 1, 2022
Primary Completion Date
June 30, 2027
Study Completion Date
June 30, 2027
Olfactory Training
Four aromatic substances will be used (Citrus limon, Eucalyptus radiata, Pelargonium graveolens, Juniperus virginiana)
Control
Normal Saline will be used
RECRUITING
Pamela Youde Nethersole Eastern Hospital, Hong Kong
Pamela Youde Nethersole Eastern Hospital
OTHER