. . . . . "DDI is used by researchers in the community. " . . . . "2050-01-01"^^ . "2023-02-28"^^ . . "RSA" . "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCoKFb7LKlXyBB7BUvjFF9bDJNk0WxH3Xerr4H3v/VCiRVshEDl3BZVekbMMmdRe+TOPyc8AOLd9IAL2VfVVD/T0rmCHk7Pw7DQjI96mwyeXhE7f4g0WG5UT5Pxxm0Rzy7IrYnEaaVDs7dkZUt952M6qWlHfTwCQDcXJhZfLiXoMwIDAQAB" . "gFJrC1Rnxvda6M2vMfKm0Tg1HZD1iPbXRaXDSj8wXPtttXGE8aHq4ZcZytCcU4Fim1rkUKEY8ppKTeyQ8mhMK1Z7OKt7byzRiqRHfA3jgbJ2Tc1xUI30XpeJrvnFQg8aNBU4+DYKBLUCdLeXxVPBnMUPO36Z6/QUJOQ9W+7mEIw=" . . "2023-11-04T20:30:27Z"^^ . . . .