implantation (of an embryo)
 all beds occupied (hospital);  no beds (hospital);  no vacancy
 getting out of bed;  leaving one's sickbed
 expansion (in space) of a sales area;  increase in the number of beds (in a hospital, etc.)
 low floor (platform, vehicle, etc.)
 raised-floor (truck, etc.)
 controlled clinical trial
 ultra low-floor tram;  ultra low-floor light rail vehicle