PRACTICAL consists of 134 groups with a total of over 200K samples. The groups currently participating in the consortium are as follows: Europe (58 in 20 countries), North America (54 in 3 countries), Asia (13 in 7 countries), Australia (7), South America (1) & Africa (1). New groups are always welcome to join.
Please use the following link for a list of the study groups involved in the consortium.