| title | media type | ISBN-13 | year of publication |
|---|
| Twentieth Century Practice, 1897, Vol. 12 of 20: An International Encyclopedia of Modern Medical Science by Leading Authorities of Europe and America; ... Childhood, and Old Age | Hardcover | 978-0-484-18024-5 | 2018 |
| Twentieth Century Practice, Vol. 1 of 20: An International Encyclopedia of Modern Medical Science by Leading Authorities of Europe and America; Diseases of the Uropoietic System | " | 978-0-260-13923-8 | 2018 |
| Twentieth Century Practice, Vol. 1 of 20: An International Encyclopedia of Modern Medical Science by Leading Authorities of Europe and America; Diseases of the Uropoietic System | Paperback | 978-1-5279-3904-2 | 2018 |
| Twentieth Century Practice, Vol. 3 of 20: An International Encyclopedia of Modern Medical Science by Leading Authorities of Europe and America; ... Drug-Habits, and Poisons | Hardcover | 978-0-267-00251-1 | 2019 |
| Twentieth Century Practice, Vol. 9 of 20: An International Encyclopedia of Modern Medical Science by Leading Authorities of Europe and America; Diseases of the Digestive Organs | " | 978-0-266-86422-6 | 2018 |
| Twentieth Century Practice, Vol. 9 of 20: An International Encyclopedia of Modern Medical Science by Leading Authorities of Europe and America; Diseases of the Digestive Organs | Paperback | 978-1-5278-7836-5 | 2018 |
| Twentieth Century Practice, Vol. 14 of 20: An International Encyclopedia of Modern Medical Science | Hardcover | 978-0-484-13777-5 | 2018 |
| Twentieth Century Practice, Vol. 18 of 20: An International Encyclopedia of Modern Medical Science by Leading Authorities of Europe and America; Syphilis and Leprosy | " | 978-0-331-33950-5 | 2018 |
| Twentieth Century Practice, Vol. 18 of 20: An International Encyclopedia of Modern Medical Science by Leading Authorities of Europe and America; Syphilis and Leprosy | Paperback | 978-1-330-99113-8 | 2018 |
| Twentieth Century Practice, Vol. 21 of 21: An International Encyclopedia of Modern Medical Science by Leading Authorities of Europe and America; Supplement | Hardcover | 978-0-266-67604-1 | 2018 |
| Twentieth Century Practice, Vol. 21 of 21: An International Encyclopedia of Modern Medical Science by Leading Authorities of Europe and America; Supplement | Paperback | 978-1-5276-4568-4 | 2018 |