@misc{indiciae0533c5360dfe, title = {Classification, epidemiology and aetiology.}, author = {Geert I Koffeman and Wim G van Gemert and Elvira K George and Roeland A Veenendaal}, year = {2003}, doi = {10.1016/s1521-6918(03)00099-4}, url = {https://pubmed.ncbi.nlm.nih.gov/14642855/}, note = {Source identifier: 14642855} }