<s>
Rex	B-Application
Ronan	I-Application
:	I-Application
Experimental	I-Application
Surgeon	I-Application
is	O
an	O
educational	B-Application
action	B-Application
video	I-Application
game	I-Application
developed	O
by	O
Sculptured	O
Software	O
and	O
published	O
by	O
Raya	O
Systems	O
for	O
the	O
Super	B-Application
Nintendo	I-Application
Entertainment	I-Application
System	I-Application
.	O
</s>
<s>
It	O
is	O
a	O
part	O
of	O
educational	B-Application
video	I-Application
game	I-Application
series	O
from	O
Raya	O
that	O
includes	O
Captain	B-Application
Novolin	I-Application
,	O
Packy	B-Application
and	I-Application
Marlon	I-Application
and	O
Bronkie	B-Application
the	I-Application
Bronchiasaurus	I-Application
.	O
</s>
<s>
An	O
experimental	O
surgeon	O
,	O
Rex	B-Application
Ronan	I-Application
,	O
volunteers	O
to	O
shrink	O
himself	O
and	O
a	O
craft	O
down	O
to	O
near-microscopic	O
size	O
,	O
so	O
he	O
can	O
travel	O
inside	O
of	O
Jake	O
's	O
body	O
and	O
fight	O
his	O
various	O
diseases	O
;	O
removing	O
tar	B-Application
,	O
nicotine	B-Operating_System
,	O
precancerous	O
cells	O
,	O
and	O
other	O
deadly	O
health	O
hazards	O
.	O
</s>
<s>
Richard	O
M	O
.	O
Satava	O
mentioned	O
two	O
evaluations	O
in	O
which	O
a	O
number	O
of	O
children	O
(	O
none	O
of	O
whom	O
were	O
more	O
than	O
12	O
years	O
old	O
)	O
played	O
a	O
prototype	B-Application
version	O
of	O
the	O
game	O
.	O
</s>
