Data Step Errors

[MisterJenn]

Not understanding the errors in this datastep. Please help!

data hw4.bone;
infile "\\apporto.com\dfs\GWU\Users\kennedyhinnant_gwu\Downloads\Assignment 4\bone.txt";
input dob 1-10 dov 11-20 wt $ 21-26 ht 27-30 $ peri $ 31-35 
	  endo $ 35-40 tibia $ 41-44 tanner 45 sex 46;
age = (dov - dob)/365
logperi = log(peri);
run;

71   data hw4.bone;
72   infile "\\apporto.com\dfs\GWU\Users\kennedyhinnant_gwu\Downloads\Assignment 4\bone.txt";
73   input dob 1-10 dov 11-20 wt $ 21-26 ht 27-30 $ peri $ 31-35
                                                  -
                                                  22
ERROR 22-322: Expecting a name.

74         endo $ 35-40 tibia $ 41-44 tanner 45 sex 46;
75   age = (dov - dob)/365
76   logperi = log(peri);
     -------
     22
ERROR 22-322: Syntax error, expecting one of the following: !, !!, &, *, **, +, -, /, ;, <, <=, <>,
              =, >, ><, >=, AND, EQ, GE, GT, IN, LE, LT, MAX, MIN, NE, NG, NL, NOTIN, OR, ^=, |, ||,
              ~=.

77   run;

NOTE: Character values have been converted to numeric values at the places given by: (Line):(Column).
      76:15
NOTE: The SAS System stopped processing this step because of errors.
WARNING: The data set HW4.BONE may be incomplete.  When this step was stopped there were 0
         observations and 11 variables.
WARNING: Data set HW4.BONE was not replaced because this step was stopped.
NOTE: DATA statement used (Total process time):
      real time           0.15 seconds
      cpu time            0.01 seconds

[SASKiwi]

The good old missing semicolon:

age = (dov - dob)/365; * <== Add your semicolon here;

EDIT: Wrong order in INPUT statement:

input dob 1-10 dov 11-20 wt $ 21-26 ht $ 27-30  peri $ 31-35 endo $ 35-40 tibia $ 41-44 tanner 45 sex 46;