QUICK LIST: A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9
http://www.minerva-ebm.be/articles/nl/2000/teksten_1-2000/1-2000_astma_anticholinergica.pdf
http://www.singen.be/