Johns, Harold Elford
Nationality: Undetermined, possibly 
(United States)
Identities and Authority Control
- Open Library: OL811303A
- pdbooks.info ID: 161865
Harold Elford Johns Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
|---|---|---|---|---|---|---|---|---|---|
|  |  | 
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| The physics of radiation therapy | 1953 | Author | |  | |  | | 
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