Conclusion.We have reported for the first time, that an alkaptonuria patient showed thoracic myelopathy caused by rupture of a thoracic intervertebral disc.
Chinese working class ( proletariate) ascended the arena of politics as an independent political force with consciousness for the first time, and demonstrated its great power.
Red algae cystocarp was found for the first time and the discovery of the close relationship between algae cystocarp and metal sulfides has supplied the evidence for biomineralization.
Making of cinematographic, television and video works means the fixation for the first time of a work on some materials by means of cinematographic production or analogous process.