1 | | Dr. Richard Lawler performed the first kidney transplant in a 45-minute operation in Chicago | 17.06.1950 | en, lv | 2 | | Radīta pirmā mākslīgā niere | 29.01.1940 | lv, ru |
3 | | 26 Baku komisāru nošaušana. To vidū arī latvietis | 20.09.1918 | lv, ru |
4 | | Edward Jenner became the first British doctor to carry out a successful vaccination against smallpox. | 14.05.1796 | en, lv |