PPR E fw CE. vii 
make this sate acknowledgment, for the 
affiftance they fo readily afforded me, in per- 
fetting fome of the cafes, and in commu- 
nicating the events of others. a: 
The ages of the patients are not always 
exaét, nor would the labour of making them 
fo have been repaid by any ufeful confe- 
quences. Ina few inftances accuracy in that 
refpect was neceffary, and there it has been 
attempted ; but in general, an approxinia- 
tion towards the truth, was fuppofed to be 
ps 
~ The cafes related from my own experi- 
ence ie lly written in the fhorteft 
form I could contrive, in order to fave time 
and labour. Some of them are given more 
in detail, when particular circumftances 
made fuch detail neceflary ; but the cafes 
communicated by other practitioners, are 
given in their own words. 
I muft caution the reader, who is not a 
practitioner in phyfic, that no general de- 
ductions, decifive upon the failure or fuccefs. 
| eee ee” of 
