translate English to French: In a more recent survey (1981 samples, Mes personal communication), Quebec had the highest levels in whole breast milk; other regions were comparable except Manitoba and Saskatchewan which were lower than other areas.
Dans une étude plus récente (échantillons de 1981, Mes, communication personnelle), c'est au Québec que l'on a trouvé la plus forte teneur en BPC dans le lait maternel entier.