Moderating effect of communication difficulty on the relationship between depression and pain: a study on community-dwelling older adults in Hong Kong Moderating effect of communication difficulty on the relationship between depression and pain: a study on community-dwelling older adults in Hong Kong … View article: Moderating effect of communication difficulty on the relationship between depression and pain: a study on community-dwelling older adults in Hong Kong Moderating effect of communication difficulty on the relationship between depression and pain: a study on community-dwelling older adults in Hong Kong