The patch tests were applied to the upper back for 48 h, read at 72 h and most tests (85.8%) were also evaluated a second time, on days 5 – 7 according to the international rules.
The patch tests were applied to the upper back for 48 h, read at 72 h and most tests (85.8%) were also evaluated a second time, on days 5 – 7 according to the international rules.