[differences in rubella immunity in mali and hamburg and their consequences]. | the rare occurrence of rubella embryopathy in mali stimulated us to investigate the rubella immunity of the population. sera from females from hamburg (n = 97) between 16 and 42 years old were in 84,5% seropositive (hemolysin-in-gel test) whilst a sample of malien females (n = 99) were positive in 92,9%. our investigations showed that the malien children were significantly (p = less than 0.001) earlier infected by rubella than in hamburg (mali: children under 8 years [n = 196] in 46.9%; hamburg ... | 1984 | 6392722 |