You can use my blocks, i have used them at least 20 times:
http://postimage.org/image/n6mypl1xl/
http://postimage.org/image/gfi6kpocp/
http://postimage.org/image/jjfxrih85/
http://postimage.org/image/q3vmnuj61/
I use them in combination with kilste vet guide.