Intricate tufts of orange and wispy bursts of yellow are inspired by observational nature studies of mold, lichen and fungal formations. (discovermagazine.com)
The authors caution that the cross-sectional, observational nature of the study does not allow for conclusions about cause and effect. (sciencedaily.com)
Limitations to the current study included its observational nature, which doesn't prove cause and effect. (medpagetoday.com)