Opinion that no room is left for Iarther improvement. Long and large experience has convinced me, that this» particular branch does {till admit of a great deal and the dreadful confequences arifingfrom the grofs. Ignorance of many practitioners, as well as from the fhameful impofitions of not a few, are every day but too appa rent. What increafes the mifchief ex ceedingly, is the inattention of the pa tients themfelves to their own health, no lefs than their indifference about the we] fare'of their pofierity. On thefe accounts, I find myfelf prompted to communicate my obfervations on this dife'afe, in. Hopes of rendering it lets del'truétive to mankind, by enabling each individual, who unhap pily labours under it,' to judge whether.