21.   This is a highly effective method of generating prospects and, yet, tends to be under-used by many.

22.   Since company reorganisation, perhaps the most effective method would be a combination of Regional and District input.

23.   All this, specialists say, will force traditional teacher education schools to prove they are the most effective method of training.

24.   And unlike with other cancers, including those of the cervix and breast, there is no effective method of screening for ovarian cancer.

25.   Another method effective with some plants is to remove the ends of branches to encourage stems already sprouting along the sides to grow.

26.   Beyond that, effective methods of reading instruction are unusually complex, and many teachers receive only limited training in the new methods, Lyon said.

27.   Bordes believes that entomologists will eventually find a more effective method.

28.   A test of this kind could well revolutionise the treatment of malignant disease, if combined with effective methods of attacking early cancers.

29.   A test of this kind could well revolutionize the treatment of malignant disease, if combined with effective methods of attacking early cancers.

30.   But by defending valiantly and remaining disciplined, organized, and persistent, the US has developed an effective method.