Complex sentence: In the purposes of secrecy the official diagnosis was not the "radiation sickness", but "asteno-vegetative syndrome", in accordance with these rest of the crew later faced troubles with getting up in a job.
Split into simpler sentences: In the purposes of secrecy the official diagnosis was not "radiation sickness", but "asteno-vegetative syndrome". In accordance with this, the rest of the crew later faced troubles with getting up in a job.