Automatic readme update

README.md

@@ -50,7 +50,7 @@ To load the library of epidemiological parameters into `R`:
 epidists <- epidist_db()
 #> Returning 122 results that match the criteria (99 are parameterised). 
 #> Use subset to filter by entry variables or single_epidist to return a single entry. 
-#> To retrieve the short citation for each use the 'get_citation' function
+#> To retrieve the citation for each use the 'get_citation' function
 epidists
 #> List of <epidist> objects
 #>   Number of entries in library: 122
@@ -80,7 +80,7 @@ influenza_incubation <- epidist_db(
 #> Distribution of the Incubation Periods of Human Avian Influenza A(H7N9)
 #> Virus Infections." _American Journal of Epidemiology_.
 #> doi:10.1093/aje/kwv115 <https://doi.org/10.1093/aje/kwv115>.. 
-#> To retrieve the short citation use the 'get_citation' function
+#> To retrieve the citation use the 'get_citation' function
 influenza_incubation
 #> Disease: Influenza
 #> Pathogen: Influenza-A-H7N9
@@ -127,13 +127,20 @@ or the median and range of the data. This can be done for:
 ## Contributing to library of epidemiological parameters
 
 If you would like to contribute to the different epidemiological
-parameters stored in the `{epiparameter}` package, you can access the
-[google
-sheet](https://docs.google.com/spreadsheets/d/1zVpaaKkQ7aeMdRN2r0p-W4d2TtccL5HcIOp_w-lfkEQ/edit?usp=sharing)
-and add your data. This spreadsheet contains two example entries as a
-guide to what fields can accept. See also the data dictionary (either
-yaml or JSON files) in the `{epiparameter}` package (in inst/extdata)
-for explanation of accepted entries for each column.
+parameters stored in the `{epiparameter}` package, you can add data to a
+public [google
+sheet](https://docs.google.com/spreadsheets/d/1zVpaaKkQ7aeMdRN2r0p-W4d2TtccL5HcIOp_w-lfkEQ/edit?usp=sharing).
+This spreadsheet contains two example entries as a guide to what fields
+can accept. We are monitoring this sheet for new entries that will
+subsequently be included in the package.
+
+Alternatively, parameters can be added to the [JSON file holding the
+data](https://github.com/epiverse-trace/epiparameter/blob/main/inst/extdata/parameters.json)
+base directly via a Pull Request.
+
+You can find explanation of accepted entries for each column in the
+[data
+dictionary](https://github.com/epiverse-trace/epiparameter/blob/main/inst/extdata/data_dictionary.json).
 
 ## Help