Error(s) in re-building vignettes:
  ...
--- re-building ‘MultistateLH.Rmd’ using knitr
Error: processing vignette 'MultistateLH.Rmd' failed with diagnostics:
412:60: unexpected symbol
411:       key = "brostrom2021event",
412:       author = c(person(family = "Brostr{\\{}{\\backslash}"o
                                                                ^
--- failed re-building ‘MultistateLH.Rmd’

--- re-building ‘Piecewise_exponential.Rmd’ using knitr
** Processing: figure/fig1-1.png
504x504 pixels, 8 bits/pixel, 192 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 4118 bytes
Input file size = 4784 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 3196
  zc = 9  zm = 8  zs = 1  f = 0		IDAT size = 3195
  zc = 1  zm = 8  zs = 2  f = 0
  zc = 9  zm = 8  zs = 3  f = 0
  zc = 9  zm = 8  zs = 0  f = 5
  zc = 9  zm = 8  zs = 1  f = 5
  zc = 1  zm = 8  zs = 2  f = 5
  zc = 9  zm = 8  zs = 3  f = 5
                               
Selecting parameters:
  zc = 9  zm = 8  zs = 1  f = 0		IDAT size = 3195

Output IDAT size = 3195 bytes (923 bytes decrease)
Output file size = 3273 bytes (1511 bytes = 31.58% decrease)

** Processing: figure/unnamed-chunk-5-1.png
504x504 pixels, 8 bits/pixel, 256 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 8077 bytes
Input file size = 8935 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 6800
  zc = 9  zm = 8  zs = 1  f = 0
  zc = 1  zm = 8  zs = 2  f = 0
  zc = 9  zm = 8  zs = 3  f = 0
  zc = 9  zm = 8  zs = 0  f = 5
  zc = 9  zm = 8  zs = 1  f = 5
  zc = 1  zm = 8  zs = 2  f = 5
  zc = 9  zm = 8  zs = 3  f = 5
                               
Selecting parameters:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 6800

Output IDAT size = 6800 bytes (1277 bytes decrease)
Output file size = 6878 bytes (2057 bytes = 23.02% decrease)

** Processing: figure/unnamed-chunk-6-1.png
504x504 pixels, 8 bits/pixel, 255 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 8182 bytes
Input file size = 9037 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 6827
  zc = 9  zm = 8  zs = 1  f = 0
  zc = 1  zm = 8  zs = 2  f = 0
  zc = 9  zm = 8  zs = 3  f = 0
  zc = 9  zm = 8  zs = 0  f = 5
  zc = 9  zm = 8  zs = 1  f = 5
  zc = 1  zm = 8  zs = 2  f = 5
  zc = 9  zm = 8  zs = 3  f = 5
                               
Selecting parameters:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 6827

Output IDAT size = 6827 bytes (1355 bytes decrease)
Output file size = 6905 bytes (2132 bytes = 23.59% decrease)

** Processing: figure/2_pwc3-1.png
504x504 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 19422 bytes
Input file size = 19524 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 17680
  zc = 9  zm = 8  zs = 1  f = 0
  zc = 1  zm = 8  zs = 2  f = 0
  zc = 9  zm = 8  zs = 3  f = 0
  zc = 9  zm = 8  zs = 0  f = 5
  zc = 9  zm = 8  zs = 1  f = 5
  zc = 1  zm = 8  zs = 2  f = 5
  zc = 9  zm = 8  zs = 3  f = 5
                               
Selecting parameters:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 17680

Output IDAT size = 17680 bytes (1742 bytes decrease)
Output file size = 17758 bytes (1766 bytes = 9.05% decrease)

** Processing: figure/unnamed-chunk-14-1.png
504x504 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 28597 bytes
Input file size = 28711 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 23139
  zc = 9  zm = 8  zs = 1  f = 0
  zc = 1  zm = 8  zs = 2  f = 0
  zc = 9  zm = 8  zs = 3  f = 0
  zc = 9  zm = 8  zs = 0  f = 5
  zc = 9  zm = 8  zs = 1  f = 5
  zc = 1  zm = 8  zs = 2  f = 5
  zc = 9  zm = 8  zs = 3  f = 5
                               
Selecting parameters:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 23139

Output IDAT size = 23139 bytes (5458 bytes decrease)
Output file size = 23217 bytes (5494 bytes = 19.14% decrease)

** Processing: figure/2_test16-1.png
504x504 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 25027 bytes
Input file size = 25141 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 20954
  zc = 9  zm = 8  zs = 1  f = 0
  zc = 1  zm = 8  zs = 2  f = 0
  zc = 9  zm = 8  zs = 3  f = 0
  zc = 9  zm = 8  zs = 0  f = 5
  zc = 9  zm = 8  zs = 1  f = 5
  zc = 1  zm = 8  zs = 2  f = 5
  zc = 9  zm = 8  zs = 3  f = 5
                               
Selecting parameters:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 20954

Output IDAT size = 20954 bytes (4073 bytes decrease)
Output file size = 21032 bytes (4109 bytes = 16.34% decrease)

Error: processing vignette 'Piecewise_exponential.Rmd' failed with diagnostics:
412:60: unexpected symbol
411:       key = "brostrom2021event",
412:       author = c(person(family = "Brostr{\\{}{\\backslash}"o
                                                                ^
--- failed re-building ‘Piecewise_exponential.Rmd’

--- re-building ‘Tutorial.Rmd’ using knitr
** Processing: figure/unnamed-chunk-32-1.png
504x504 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 42867 bytes
Input file size = 43005 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 38536
  zc = 9  zm = 8  zs = 1  f = 0
  zc = 1  zm = 8  zs = 2  f = 0
  zc = 9  zm = 8  zs = 3  f = 0
  zc = 9  zm = 8  zs = 0  f = 5
  zc = 9  zm = 8  zs = 1  f = 5
  zc = 1  zm = 8  zs = 2  f = 5
  zc = 9  zm = 8  zs = 3  f = 5
                               
Selecting parameters:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 38536

Output IDAT size = 38536 bytes (4331 bytes decrease)
Output file size = 38614 bytes (4391 bytes = 10.21% decrease)

** Processing: figure/unnamed-chunk-38-1.png
504x504 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 16741 bytes
Input file size = 16843 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 15325
  zc = 9  zm = 8  zs = 1  f = 0
  zc = 1  zm = 8  zs = 2  f = 0
  zc = 9  zm = 8  zs = 3  f = 0
  zc = 9  zm = 8  zs = 0  f = 5
  zc = 9  zm = 8  zs = 1  f = 5
  zc = 1  zm = 8  zs = 2  f = 5
  zc = 9  zm = 8  zs = 3  f = 5
                               
Selecting parameters:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 15325

Output IDAT size = 15325 bytes (1416 bytes decrease)
Output file size = 15403 bytes (1440 bytes = 8.55% decrease)

Error: processing vignette 'Tutorial.Rmd' failed with diagnostics:
412:60: unexpected symbol
411:       key = "brostrom2021event",
412:       author = c(person(family = "Brostr{\\{}{\\backslash}"o
                                                                ^
--- failed re-building ‘Tutorial.Rmd’

SUMMARY: processing the following files failed:
  ‘MultistateLH.Rmd’ ‘Piecewise_exponential.Rmd’ ‘Tutorial.Rmd’

Error: Vignette re-building failed.
Execution halted