Media type: E-Article Title: John Edward Henderson Contributor: Henderson, Liz; Gibbons, Chris Published: BMJ, 2018 Published in: BMJ (2018), Seite k5051 Language: English DOI: 10.1136/bmj.k5051 ISSN: 0959-8138; 1756-1833 Keywords: General Earth and Planetary Sciences ; General Environmental Science Origination: Footnote: