BibTex format
@article{Boyle:2021:10.1111/cea.14031,
author = {Boyle, RJ and Shamji, MH},
doi = {10.1111/cea.14031},
journal = {CLINICAL AND EXPERIMENTAL ALLERGY},
pages = {1404--1406},
title = {Making causal inferences in allergy epidemiology studies},
url = {http://dx.doi.org/10.1111/cea.14031},
volume = {51},
year = {2021}
}